{"title":"Atlas HO Code 83 Curved Track – HO Scale Sectional Curve Track","description":"\u003ch2\u003eAtlas HO Code 83 Curved Track – HO Scale Sectional Curve Track\u003c\/h2\u003e\n\n\u003cp\u003eShop \u003cstrong\u003eAtlas HO Code 83 Curved Track\u003c\/strong\u003e at Fusion Scale Hobbies for building smooth, consistent curves on HO scale model railroad layouts. Atlas Code 83 curved sectional track provides predetermined radii and geometry, making it easy to construct reliable curves for mainlines, sidings, passing tracks, yards and complete model railroad track plans.\u003c\/p\u003e\n\n\u003cp\u003eAtlas Code 83 track combines dependable operation with a lower-profile rail designed to provide a more realistic appearance. Curved track sections can be combined with straight track, flex track, turnouts, crossings and other compatible Atlas Code 83 components to build and expand HO scale layouts.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas Code 83 Curved Sectional Track\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eHO scale curved sectional track\u003c\/strong\u003e provides consistent track geometry without requiring modelers to form each curve by hand. Fixed-radius curved sections are especially useful when working with established track plans, building compact layouts or creating areas where maintaining a specific curve radius is important.\u003c\/p\u003e\n\n\u003cp\u003eMultiple curved sections can be connected to create broader arcs, complete curves and other track arrangements depending on the radius and degree of the individual track sections.\u003c\/p\u003e\n\n\u003ch3\u003eChoosing Curves for Your HO Scale Layout\u003c\/h3\u003e\n\n\u003cp\u003eCurve radius is an important consideration when designing an HO scale railroad. Locomotives and rolling stock can have different minimum-radius requirements, particularly longer passenger cars, articulated locomotives and modern freight equipment. Selecting an appropriate radius helps provide smoother operation while improving the appearance of trains as they travel through curves.\u003c\/p\u003e\n\n\u003ch3\u003eCombine Curved, Straight \u0026amp; Flex Track\u003c\/h3\u003e\n\n\u003cp\u003eAtlas Code 83 sectional and flex track can be used together to create a versatile track plan. Pair curved sections with \u003ca href=\"\/collections\/atlas-ho-code-83-straight-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Straight Track\u003c\/strong\u003e\u003c\/a\u003e for predetermined track geometry, or use \u003ca href=\"\/collections\/atlas-ho-code-83-flex-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Flex Track\u003c\/strong\u003e\u003c\/a\u003e when custom curves and flowing track alignments are desired.\u003c\/p\u003e\n\n\u003cp\u003eBrowse the complete \u003ca href=\"\/collections\/atlas-ho-code-83-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Track\u003c\/strong\u003e\u003c\/a\u003e collection for compatible flex track, sectional track, turnouts, switches, crossings, rail joiners and additional track components.\u003c\/p\u003e\n\n\u003ch3\u003eBuild \u0026amp; Detail Atlas Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eProper roadbed and track finishing can help transform sectional track into realistic railroad right-of-way. Explore \u003ca href=\"\/collections\/woodland-scenics-track-bed\"\u003e\u003cstrong\u003eWoodland Scenics Track-Bed\u003c\/strong\u003e\u003c\/a\u003e for roadbed options, and browse our \u003ca href=\"\/collections\/paint\"\u003e\u003cstrong\u003emodel railroad paint\u003c\/strong\u003e\u003c\/a\u003e for painting and weathering rails, ties and surrounding trackwork.\u003c\/p\u003e\n\n\u003ch3\u003eShop Atlas HO Code 83 Curved Track\u003c\/h3\u003e\n\n\u003cp\u003eWhether you're building a compact HO scale railroad or adding curves to a larger mainline, \u003cstrong\u003eAtlas HO Code 83 curved track\u003c\/strong\u003e provides consistent geometry and compatibility with the Atlas Code 83 track system.\u003c\/p\u003e\n\n\u003cp\u003eExplore \u003ca href=\"\/collections\/atlas-ho-scale-track\"\u003e\u003cstrong\u003eAtlas HO Scale Track\u003c\/strong\u003e\u003c\/a\u003e for Code 83, Code 100 and True-Track products, or browse our broader \u003ca href=\"\/collections\/ho-scale-track\"\u003e\u003cstrong\u003eHO Scale Track\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/model-railroad-track\"\u003e\u003cstrong\u003eModel Railroad Track\u003c\/strong\u003e\u003c\/a\u003e collections. Additional locomotives, rolling stock, track and accessories can be found in our \u003ca href=\"\/collections\/atlas-model-railroad\"\u003e\u003cstrong\u003eAtlas Model Railroad\u003c\/strong\u003e\u003c\/a\u003e collection.\u003c\/p\u003e","products":[{"product_id":"atl463","title":"Atlas HO Code 83 True-Track 22\" Radius Curved Track – 4-Pack – ATL463","description":"\u003cp\u003e\u003cstrong\u003eAtlas HO Code 83 True-Track 22\" Radius Curved Track – 4-Pack – ATL463\u003c\/strong\u003e includes four curved track sections for building broader, smoother curves on HO scale model railroad layouts. Each section features a \u003cstrong\u003e22\" radius and 22.5° of curvature\u003c\/strong\u003e, with Atlas Code 83 nickel silver track mounted on integrated gray graveled roadbed.\u003c\/p\u003e\n\n\u003cp\u003eAtlas specifies that \u003cstrong\u003e16 sections create a complete 44\" diameter circle\u003c\/strong\u003e. With four sections included in this package, ATL463 provides \u003cstrong\u003e90° of total curvature\u003c\/strong\u003e, making one package enough to build a quarter-circle 22\" radius curve.\u003c\/p\u003e\n\n\u003ch3\u003e22\" Radius – 22.5° Per Section\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScale:\u003c\/strong\u003e HO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrack System:\u003c\/strong\u003e Atlas Code 83 True-Track\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrack Type:\u003c\/strong\u003e Curved\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadius:\u003c\/strong\u003e 22\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve per section:\u003c\/strong\u003e 22.5°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 4 pieces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal curvature per package:\u003c\/strong\u003e 90°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections required for complete circle:\u003c\/strong\u003e 16\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete circle diameter:\u003c\/strong\u003e 44\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRail:\u003c\/strong\u003e Code 83 nickel silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTies:\u003c\/strong\u003e Brown\u003c\/li\u003e\n\u003cli\u003eIntegrated gray graveled roadbed\u003c\/li\u003e\n\u003cli\u003eCorrectly angled roadbed shoulders\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number 0463\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL463\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBuild Broader 22\" Radius Curves\u003c\/h3\u003e\n\n\u003cp\u003eATL463 provides fixed \u003cstrong\u003e22\" radius geometry\u003c\/strong\u003e for creating consistent curves without manually forming flex track. Compared with tighter 18\" radius sectional track, the broader 22\" radius creates a more gradual curve while still fitting many home HO scale layouts.\u003c\/p\u003e\n\n\u003cp\u003eEach section provides 22.5° of curvature, allowing the track to be assembled into several common curve configurations:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 section:\u003c\/strong\u003e 22.5° curve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 sections:\u003c\/strong\u003e 45° curve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 sections:\u003c\/strong\u003e 90° quarter circle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8 sections:\u003c\/strong\u003e 180° semicircle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16 sections:\u003c\/strong\u003e 360° complete circle\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFour Pieces Create a 90° Curve\u003c\/h3\u003e\n\n\u003cp\u003eOne ATL463 package contains exactly enough track to create a \u003cstrong\u003e90° quarter-circle curve\u003c\/strong\u003e. This makes planning sectional-track layouts straightforward when connecting perpendicular sections of a track plan or building the corners of a continuous-running layout.\u003c\/p\u003e\n\n\u003cp\u003eTwo packages provide eight sections for a 180° semicircle, while four packages provide the 16 sections required for a complete 22\" radius circle.\u003c\/p\u003e\n\n\u003ch3\u003e44\" Diameter Complete Circle\u003c\/h3\u003e\n\n\u003cp\u003eA complete circle requires 16 sections and has a \u003cstrong\u003e44\" track diameter\u003c\/strong\u003e. Keep in mind that an actual layout will require additional space beyond the 44\" track-centerline diameter to provide clearance for the roadbed, trains, scenery and edge of the layout.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose a 22\" Radius?\u003c\/h3\u003e\n\n\u003cp\u003eA 22\" radius provides a broader curve than compact 18\" radius HO track. The additional radius can improve the appearance of locomotives and rolling stock as they travel through curves and can accommodate equipment that requires more generous track geometry.\u003c\/p\u003e\n\n\u003cp\u003e22\" radius True-Track is useful for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eContinuous-running HO layouts\u003c\/li\u003e\n\u003cli\u003eMainline curves\u003c\/li\u003e\n\u003cli\u003eBroader return curves\u003c\/li\u003e\n\u003cli\u003ePassenger and freight layouts\u003c\/li\u003e\n\u003cli\u003ePortable and modular-style track arrangements\u003c\/li\u003e\n\u003cli\u003eExpanding Atlas True-Track layouts\u003c\/li\u003e\n\u003cli\u003eLayouts where a broader curve is preferred over 18\" radius track\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCheck Your Equipment's Minimum Radius\u003c\/h3\u003e\n\n\u003cp\u003eAlthough 22\" radius track provides a broader curve than 18\" radius track, locomotives and rolling stock vary in their minimum-radius requirements. \u003cstrong\u003eAlways check the equipment manufacturer's recommended minimum radius\u003c\/strong\u003e, especially when operating long passenger cars, large locomotives or other long-wheelbase equipment.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Code 83 True-Track\u003c\/h3\u003e\n\n\u003cp\u003eAtlas True-Track combines \u003cstrong\u003eCode 83 nickel silver rail and brown ties with integrated gray graveled roadbed\u003c\/strong\u003e. The roadbed features correctly angled shoulders for a realistic track-and-ballast appearance while providing the convenience of a ready-to-assemble sectional track system.\u003c\/p\u003e\n\n\u003cp\u003eThe sectional design makes True-Track easy to assemble, disconnect and rearrange, making it useful for beginner layouts, temporary setups, portable railroads and permanent HO scale model railroads.\u003c\/p\u003e\n\n\u003ch3\u003eRemovable Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eAtlas HO True-Track uses \u003cstrong\u003eCode 83 Snap-Track that can be removed from the molded roadbed\u003c\/strong\u003e and used separately. This provides additional flexibility if the track is later incorporated into a permanent layout using a different roadbed or scenery system.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO True-Track 22\" Radius Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4 curved sections per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e22\" radius\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e22.5° of curvature per section\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e90° total curvature per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eFour sections create a quarter circle\u003c\/li\u003e\n\u003cli\u003eEight sections create a semicircle\u003c\/li\u003e\n\u003cli\u003e16 sections create a complete circle\u003c\/li\u003e\n\u003cli\u003e44\" track diameter for a complete circle\u003c\/li\u003e\n\u003cli\u003eCode 83 nickel silver rail\u003c\/li\u003e\n\u003cli\u003eBrown railroad ties\u003c\/li\u003e\n\u003cli\u003eIntegrated gray graveled roadbed\u003c\/li\u003e\n\u003cli\u003eCorrectly angled roadbed shoulders\u003c\/li\u003e\n\u003cli\u003eFixed sectional-track geometry\u003c\/li\u003e\n\u003cli\u003eCode 83 Snap-Track can be removed from the roadbed\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number 0463\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL463\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eShop Atlas HO True-Track Curved Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"\/collections\/atlas-ho-true-track-curved-track\"\u003e\u003cstrong\u003eAtlas HO True-Track Curved Track\u003c\/strong\u003e\u003c\/a\u003e collection for additional radius and curve options when designing your layout.\u003c\/p\u003e\n\n\u003ch3\u003eBuild with Atlas HO True-Track\u003c\/h3\u003e\n\n\u003cp\u003eShop our complete \u003ca href=\"\/collections\/atlas-ho-true-track\"\u003e\u003cstrong\u003eAtlas HO True-Track\u003c\/strong\u003e\u003c\/a\u003e collection for straight track, curved track, turnouts, crossings and other roadbed track components.\u003c\/p\u003e\n\n\u003cp\u003eExplore \u003ca href=\"\/collections\/atlas-ho-true-track-straight-track\"\u003e\u003cstrong\u003eAtlas HO True-Track Straight Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-true-track-turnouts-switches\"\u003e\u003cstrong\u003eAtlas HO True-Track Turnouts \u0026amp; Switches\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/atlas-ho-true-track-crossings\"\u003e\u003cstrong\u003eAtlas HO True-Track Crossings\u003c\/strong\u003e\u003c\/a\u003e to continue building your track plan.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Scale Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our complete \u003ca href=\"\/collections\/atlas-ho-scale-track\"\u003e\u003cstrong\u003eAtlas HO Scale Track\u003c\/strong\u003e\u003c\/a\u003e selection or explore \u003ca href=\"\/collections\/ho-scale-track\"\u003e\u003cstrong\u003eHO Scale Track\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/model-railroad-track\"\u003e\u003cstrong\u003eModel Railroad Track\u003c\/strong\u003e\u003c\/a\u003e for additional track systems and manufacturers.\u003c\/p\u003e\n\n\u003cp\u003eShop additional products from \u003ca href=\"\/collections\/atlas-model-railroad\"\u003e\u003cstrong\u003eAtlas Model Railroad\u003c\/strong\u003e\u003c\/a\u003e and browse \u003ca href=\"\/collections\/atlas-in-stock-products\"\u003e\u003cstrong\u003eAtlas In-Stock Products\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":42099579453696,"sku":"ATL463","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/6453\/5552\/products\/ATL463_FSH.jpg?v=1789491244"},{"product_id":"atl464","title":"Atlas HO Code 83 True-Track 1\/3 22\" Radius Curved Track – 4-Pack – ATL464","description":"\u003cp\u003e\u003cstrong\u003eAtlas HO Code 83 True-Track 1\/3 22\" Radius Curved Track – 4-Pack – ATL464\u003c\/strong\u003e includes four short curved track sections designed for precise adjustments to 22\" radius curves on HO scale model railroad layouts. Each piece maintains a true \u003cstrong\u003e22\" radius\u003c\/strong\u003e while providing one-third the angular length of a standard Atlas 22\" radius True-Track section.\u003c\/p\u003e\n\n\u003cp\u003eEach ATL464 section provides \u003cstrong\u003e7.5° of curvature\u003c\/strong\u003e, compared with 22.5° for a standard 22\" radius True-Track section. With four pieces per package, ATL464 provides \u003cstrong\u003e30° of total curvature\u003c\/strong\u003e. These short curve sections are especially useful when a standard curved section would turn the track farther than required by the track plan.\u003c\/p\u003e\n\n\u003ch3\u003e22\" Radius with Short 7.5° Curve Sections\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScale:\u003c\/strong\u003e HO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrack System:\u003c\/strong\u003e Atlas Code 83 True-Track\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrack Type:\u003c\/strong\u003e Short curved \/ fitting section\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadius:\u003c\/strong\u003e 22\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve per section:\u003c\/strong\u003e 7.5°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 4 pieces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal curvature per package:\u003c\/strong\u003e 30°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRail:\u003c\/strong\u003e Code 83 nickel silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTies:\u003c\/strong\u003e Brown\u003c\/li\u003e\n\u003cli\u003eIntegrated gray graveled roadbed\u003c\/li\u003e\n\u003cli\u003eCorrectly angled roadbed shoulders\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number 0464\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL464\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat Does 1\/3 22\" Radius Mean?\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e1\/3 designation does not mean this track has a smaller radius\u003c\/strong\u003e. ATL464 maintains the full \u003cstrong\u003e22\" track radius\u003c\/strong\u003e. Instead, each piece is one-third the angular length of a standard 22\" radius True-Track section.\u003c\/p\u003e\n\n\u003cp\u003eA standard Atlas 22\" radius True-Track curve provides 22.5° of curvature. Dividing that geometry into thirds gives ATL464 a \u003cstrong\u003e7.5° curve per section\u003c\/strong\u003e. This allows modelers to make much smaller directional adjustments while maintaining the same 22\" radius.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Use a 1\/3 22\" Radius Curve?\u003c\/h3\u003e\n\n\u003cp\u003eShort curved fitting sections provide greater flexibility when working with fixed sectional-track geometry. A standard 22.5° curve may turn the track too far, while a 7.5° section allows the route to be adjusted in much smaller increments without changing the radius.\u003c\/p\u003e\n\n\u003cp\u003eATL464 is particularly useful for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFine-tuning 22\" radius curves\u003c\/li\u003e\n\u003cli\u003eMaking small directional adjustments\u003c\/li\u003e\n\u003cli\u003eAligning curves with straight track\u003c\/li\u003e\n\u003cli\u003eApproaching turnouts and crossings\u003c\/li\u003e\n\u003cli\u003eAdjusting sidings and industrial tracks\u003c\/li\u003e\n\u003cli\u003eCreating custom curve combinations\u003c\/li\u003e\n\u003cli\u003eBuilding more complex sectional-track plans\u003c\/li\u003e\n\u003cli\u003eExpanding existing Atlas True-Track layouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCombine with Standard 22\" Radius True-Track\u003c\/h3\u003e\n\n\u003cp\u003eATL464 can be combined with standard Atlas 22\" radius True-Track sections while maintaining a consistent 22\" radius. This makes it possible to create curve angles that cannot be built using only standard 22.5° sections.\u003c\/p\u003e\n\n\u003cp\u003eFor example:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 one-third section:\u003c\/strong\u003e 7.5°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 one-third sections:\u003c\/strong\u003e 15°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 one-third sections:\u003c\/strong\u003e 22.5°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 one-third sections:\u003c\/strong\u003e 30°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 standard 22.5° section + 1 one-third section:\u003c\/strong\u003e 30°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 standard 22.5° section + 2 one-third sections:\u003c\/strong\u003e 37.5°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 standard 22.5° sections + 2 one-third sections:\u003c\/strong\u003e 60°\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThree ATL464 sections equal the same 22.5° angle as one standard 22\" radius True-Track curve, giving modelers the option to subdivide the standard curve geometry into smaller pieces.\u003c\/p\u003e\n\n\u003ch3\u003eBroader 22\" Radius Geometry\u003c\/h3\u003e\n\n\u003cp\u003eThe 22\" radius provides a broader curve than Atlas 18\" radius True-Track, allowing trains to follow a more gradual path through the curve. It can be a useful choice for mainline running, continuous-running layouts and equipment that benefits from broader track geometry.\u003c\/p\u003e\n\n\u003ch3\u003eCheck Your Equipment's Minimum Radius\u003c\/h3\u003e\n\n\u003cp\u003eLocomotives and rolling stock vary in their minimum-radius requirements. \u003cstrong\u003eAlways check the equipment manufacturer's recommended minimum radius\u003c\/strong\u003e, particularly when operating longer locomotives, passenger cars or other long-wheelbase equipment.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Code 83 True-Track\u003c\/h3\u003e\n\n\u003cp\u003eAtlas True-Track combines \u003cstrong\u003eCode 83 nickel silver rail and brown ties with integrated gray graveled roadbed\u003c\/strong\u003e. The roadbed features correctly angled shoulders for a realistic track-and-ballast appearance while providing the convenience of an easy-to-assemble sectional track system.\u003c\/p\u003e\n\n\u003cp\u003eThe True-Track system can be assembled, disconnected and rearranged as a track plan changes, making it useful for beginner layouts, temporary setups, portable railroads and permanent HO scale model railroads.\u003c\/p\u003e\n\n\u003ch3\u003eRemovable Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eAtlas HO True-Track uses \u003cstrong\u003eCode 83 Snap-Track that can be removed from the molded roadbed\u003c\/strong\u003e and used separately. This provides additional flexibility if the track is later incorporated into a permanent layout using a different roadbed or scenery system.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO True-Track 1\/3 22\" Radius Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4 curved sections per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e22\" track radius\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e7.5° of curvature per section\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e30° total curvature per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eOne-third the angular length of a standard 22\" radius section\u003c\/li\u003e\n\u003cli\u003eThree sections equal one standard 22.5° curve\u003c\/li\u003e\n\u003cli\u003eMaintains the full 22\" radius\u003c\/li\u003e\n\u003cli\u003eCode 83 nickel silver rail\u003c\/li\u003e\n\u003cli\u003eBrown railroad ties\u003c\/li\u003e\n\u003cli\u003eIntegrated gray graveled roadbed\u003c\/li\u003e\n\u003cli\u003eCorrectly angled roadbed shoulders\u003c\/li\u003e\n\u003cli\u003eUseful for fine-tuning sectional-track geometry\u003c\/li\u003e\n\u003cli\u003eCombines with standard Atlas 22\" radius True-Track curves\u003c\/li\u003e\n\u003cli\u003eCode 83 Snap-Track can be removed from the roadbed\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number 0464\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL464\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eShop Atlas HO True-Track Curved Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"\/collections\/atlas-ho-true-track-curved-track\"\u003e\u003cstrong\u003eAtlas HO True-Track Curved Track\u003c\/strong\u003e\u003c\/a\u003e collection for additional radius and curve options when designing your HO scale layout.\u003c\/p\u003e\n\n\u003ch3\u003eBuild with Atlas HO True-Track\u003c\/h3\u003e\n\n\u003cp\u003eShop our complete \u003ca href=\"\/collections\/atlas-ho-true-track\"\u003e\u003cstrong\u003eAtlas HO True-Track\u003c\/strong\u003e\u003c\/a\u003e collection for straight track, curved track, turnouts, crossings and other integrated-roadbed track components.\u003c\/p\u003e\n\n\u003cp\u003eExplore \u003ca href=\"\/collections\/atlas-ho-true-track-straight-track\"\u003e\u003cstrong\u003eAtlas HO True-Track Straight Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-true-track-turnouts-switches\"\u003e\u003cstrong\u003eAtlas HO True-Track Turnouts \u0026amp; Switches\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/atlas-ho-true-track-crossings\"\u003e\u003cstrong\u003eAtlas HO True-Track Crossings\u003c\/strong\u003e\u003c\/a\u003e to continue building and expanding your track plan.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Scale Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our complete \u003ca href=\"\/collections\/atlas-ho-scale-track\"\u003e\u003cstrong\u003eAtlas HO Scale Track\u003c\/strong\u003e\u003c\/a\u003e selection or explore \u003ca href=\"\/collections\/ho-scale-track\"\u003e\u003cstrong\u003eHO Scale Track\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/model-railroad-track\"\u003e\u003cstrong\u003eModel Railroad Track\u003c\/strong\u003e\u003c\/a\u003e for additional track systems and manufacturers.\u003c\/p\u003e\n\n\u003cp\u003eShop additional products from \u003ca href=\"\/collections\/atlas-model-railroad\"\u003e\u003cstrong\u003eAtlas Model Railroad\u003c\/strong\u003e\u003c\/a\u003e and browse \u003ca href=\"\/collections\/atlas-in-stock-products\"\u003e\u003cstrong\u003eAtlas In-Stock Products\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":42099579486464,"sku":"ATL464","price":7.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/6453\/5552\/products\/ATL464_FSH.gif?v=1789491589"},{"product_id":"atl468","title":"Atlas HO Code 83 True-Track 24\" Radius Curved Track – 4-Pack – ATL468","description":"\u003cp\u003e\u003cstrong\u003eAtlas HO Code 83 True-Track 24\" Radius Curved Track – 4-Pack – ATL468\u003c\/strong\u003e includes four broad curved track sections for building smooth, consistent curves on HO scale model railroad layouts. Each section features a \u003cstrong\u003e24\" radius and 22.5° of curvature\u003c\/strong\u003e, with Atlas Code 83 nickel silver track mounted on integrated gray graveled roadbed.\u003c\/p\u003e\n\n\u003cp\u003eAtlas specifies that \u003cstrong\u003e16 sections are required to create a complete 24\" radius circle\u003c\/strong\u003e. With four sections included in this package, ATL468 provides \u003cstrong\u003e90° of total curvature\u003c\/strong\u003e, making one package enough to build a quarter-circle. A complete 24\" radius circle has a \u003cstrong\u003e48\" track diameter\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003e24\" Radius – 22.5° Per Section\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScale:\u003c\/strong\u003e HO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrack System:\u003c\/strong\u003e Atlas Code 83 True-Track\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrack Type:\u003c\/strong\u003e Curved\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadius:\u003c\/strong\u003e 24\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve per section:\u003c\/strong\u003e 22.5°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 4 pieces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal curvature per package:\u003c\/strong\u003e 90°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections required for complete circle:\u003c\/strong\u003e 16\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete circle track diameter:\u003c\/strong\u003e 48\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRail:\u003c\/strong\u003e Code 83 nickel silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTies:\u003c\/strong\u003e Brown\u003c\/li\u003e\n\u003cli\u003eIntegrated gray graveled roadbed\u003c\/li\u003e\n\u003cli\u003eCorrectly angled roadbed shoulders\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number 0468\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL468\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBuild Broader 24\" Radius Curves\u003c\/h3\u003e\n\n\u003cp\u003eATL468 provides fixed \u003cstrong\u003e24\" radius geometry\u003c\/strong\u003e for modelers who want broader curves while retaining the convenience of sectional roadbed track. The larger radius creates a more gradual change in direction than tighter 18\" or 22\" radius curves and can provide a more natural appearance for locomotives and rolling stock traveling around the layout.\u003c\/p\u003e\n\n\u003cp\u003eEach section provides 22.5° of curvature, allowing the track to be assembled into several common configurations:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 section:\u003c\/strong\u003e 22.5° curve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 sections:\u003c\/strong\u003e 45° curve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 sections:\u003c\/strong\u003e 90° quarter circle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8 sections:\u003c\/strong\u003e 180° semicircle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16 sections:\u003c\/strong\u003e 360° complete circle\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFour Pieces Create a 90° Curve\u003c\/h3\u003e\n\n\u003cp\u003eOne ATL468 package contains exactly enough track to create a \u003cstrong\u003e90° quarter-circle curve\u003c\/strong\u003e. This makes planning straightforward when connecting perpendicular sections of a track plan or building the corners of a continuous-running layout.\u003c\/p\u003e\n\n\u003cp\u003eTwo packages provide eight sections for a \u003cstrong\u003e180° semicircle\u003c\/strong\u003e, while four packages provide the 16 sections required for a complete 24\" radius circle.\u003c\/p\u003e\n\n\u003ch3\u003e48\" Diameter Complete Circle\u003c\/h3\u003e\n\n\u003cp\u003eA 24\" radius creates a \u003cstrong\u003e48\" track-centerline diameter\u003c\/strong\u003e. Keep in mind that the actual layout surface must be wider than 48\" to provide clearance beyond the track centerline for the True-Track roadbed, locomotives and rolling stock, scenery and the edge of the layout.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose a 24\" Radius?\u003c\/h3\u003e\n\n\u003cp\u003eA 24\" radius is useful when layout space allows for broader HO scale curves. Compared with tighter sectional-track radii, the more gradual geometry can improve the appearance of longer equipment as it travels through curves and may accommodate locomotives and rolling stock that require more generous minimum-radius specifications.\u003c\/p\u003e\n\n\u003cp\u003e24\" radius True-Track is well suited for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eMainline curves\u003c\/li\u003e\n\u003cli\u003eContinuous-running HO layouts\u003c\/li\u003e\n\u003cli\u003eBroad return curves\u003c\/li\u003e\n\u003cli\u003ePassenger train layouts\u003c\/li\u003e\n\u003cli\u003eModern freight equipment\u003c\/li\u003e\n\u003cli\u003eLonger locomotives and rolling stock where compatible\u003c\/li\u003e\n\u003cli\u003eExpanding Atlas True-Track layouts\u003c\/li\u003e\n\u003cli\u003eLayouts where broader curves are preferred over 18\" or 22\" radius track\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCheck Your Equipment's Minimum Radius\u003c\/h3\u003e\n\n\u003cp\u003eBroader curves generally provide greater flexibility for operating longer HO scale equipment, but minimum-radius requirements vary by model. \u003cstrong\u003eAlways check the locomotive or rolling stock manufacturer's recommended minimum radius\u003c\/strong\u003e before planning a layout around a specific curve size.\u003c\/p\u003e\n\n\u003cp\u003eThis is particularly important for long passenger cars, large steam locomotives, articulated locomotives and other equipment with long wheelbases or substantial overhang.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Code 83 True-Track\u003c\/h3\u003e\n\n\u003cp\u003eAtlas True-Track combines \u003cstrong\u003eCode 83 nickel silver rail and brown ties with integrated gray graveled roadbed\u003c\/strong\u003e. The roadbed features correctly angled shoulders for a realistic track-and-ballast appearance while providing the convenience of a ready-to-assemble sectional track system.\u003c\/p\u003e\n\n\u003cp\u003eThe sectional design allows True-Track components to be assembled, disconnected and rearranged as a track plan changes, making the system suitable for beginner railroads, temporary setups, portable layouts and permanent HO scale model railroads.\u003c\/p\u003e\n\n\u003ch3\u003eRemovable Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eAtlas HO True-Track incorporates \u003cstrong\u003eCode 83 Snap-Track that can be removed from the molded roadbed\u003c\/strong\u003e and used separately if desired. This gives modelers additional flexibility if the track is later incorporated into a more permanent layout using a different roadbed or scenery system.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO True-Track 24\" Radius Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4 curved sections per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e24\" radius\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e22.5° of curvature per section\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e90° total curvature per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eFour sections create a quarter circle\u003c\/li\u003e\n\u003cli\u003eEight sections create a semicircle\u003c\/li\u003e\n\u003cli\u003e16 sections create a complete circle\u003c\/li\u003e\n\u003cli\u003e48\" track-centerline diameter for a complete circle\u003c\/li\u003e\n\u003cli\u003eCode 83 nickel silver rail\u003c\/li\u003e\n\u003cli\u003eBrown railroad ties\u003c\/li\u003e\n\u003cli\u003eIntegrated gray graveled roadbed\u003c\/li\u003e\n\u003cli\u003eCorrectly angled roadbed shoulders\u003c\/li\u003e\n\u003cli\u003eFixed sectional-track geometry\u003c\/li\u003e\n\u003cli\u003eBroad curve geometry for HO scale layouts\u003c\/li\u003e\n\u003cli\u003eCode 83 Snap-Track can be removed from the roadbed\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number 0468\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL468\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eShop Atlas HO True-Track Curved Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"\/collections\/atlas-ho-true-track-curved-track\"\u003e\u003cstrong\u003eAtlas HO True-Track Curved Track\u003c\/strong\u003e\u003c\/a\u003e collection for additional radius and curve options when designing your HO scale layout.\u003c\/p\u003e\n\n\u003ch3\u003eBuild with Atlas HO True-Track\u003c\/h3\u003e\n\n\u003cp\u003eShop our complete \u003ca href=\"\/collections\/atlas-ho-true-track\"\u003e\u003cstrong\u003eAtlas HO True-Track\u003c\/strong\u003e\u003c\/a\u003e collection for straight track, curved track, turnouts, crossings and other integrated-roadbed track components.\u003c\/p\u003e\n\n\u003cp\u003eExplore \u003ca href=\"\/collections\/atlas-ho-true-track-straight-track\"\u003e\u003cstrong\u003eAtlas HO True-Track Straight Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-true-track-turnouts-switches\"\u003e\u003cstrong\u003eAtlas HO True-Track Turnouts \u0026amp; Switches\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/atlas-ho-true-track-crossings\"\u003e\u003cstrong\u003eAtlas HO True-Track Crossings\u003c\/strong\u003e\u003c\/a\u003e to continue building your track plan.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Scale Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our complete \u003ca href=\"\/collections\/atlas-ho-scale-track\"\u003e\u003cstrong\u003eAtlas HO Scale Track\u003c\/strong\u003e\u003c\/a\u003e selection or explore \u003ca href=\"\/collections\/ho-scale-track\"\u003e\u003cstrong\u003eHO Scale Track\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/model-railroad-track\"\u003e\u003cstrong\u003eModel Railroad Track\u003c\/strong\u003e\u003c\/a\u003e for additional track systems and manufacturers.\u003c\/p\u003e\n\n\u003cp\u003eShop additional products from \u003ca href=\"\/collections\/atlas-model-railroad\"\u003e\u003cstrong\u003eAtlas Model Railroad\u003c\/strong\u003e\u003c\/a\u003e and browse \u003ca href=\"\/collections\/atlas-in-stock-products\"\u003e\u003cstrong\u003eAtlas In-Stock Products\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":42099579552000,"sku":"ATL468","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/6453\/5552\/products\/ATL468_FSH.jpg?v=1789492079"},{"product_id":"atl531","title":"Atlas HO Code 83 1\/2 15\" Radius Curved Track – 4-Pack – ATL531","description":"\u003cp\u003e\u003cstrong\u003eAtlas HO Code 83 1\/2 15\" Radius Curved Track – 4-Pack – ATL531\u003c\/strong\u003e includes four short curved sectional-track pieces designed for making precise adjustments to 15\" radius HO scale trackwork. Each piece maintains a true \u003cstrong\u003e15\" radius\u003c\/strong\u003e while providing only half the curvature of a standard Atlas 15\" radius section.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e1\/2 15\" Radius does not mean a 7.5\" radius curve.\u003c\/strong\u003e The \"1\/2\" refers to the fractional length and angular geometry of the track section. ATL531 follows the same 15\" radius as standard Atlas 15\" radius curved track, making it useful when a full curved section changes direction farther than the track plan requires.\u003c\/p\u003e\n\u003ch3\u003e1\/2 15\" Radius Track Geometry\u003c\/h3\u003e\n\u003cp\u003eA standard Atlas 15\" radius curved track section represents 30° of curvature, with 12 standard sections forming a complete 360° circle. Because ATL531 is a half section, each piece provides \u003cstrong\u003e15° of curvature while maintaining the same 15\" radius\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadius:\u003c\/strong\u003e 15\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSection size:\u003c\/strong\u003e 1\/2 of a standard 15\" radius section\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve per section:\u003c\/strong\u003e 15°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections per package:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal curvature per package:\u003c\/strong\u003e 60°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo half sections:\u003c\/strong\u003e Equal one standard 30° 15\" radius section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Use a 1\/2 15\" Radius Section?\u003c\/h3\u003e\n\u003cp\u003eFractional curved track gives modelers more control over sectional-track geometry. When a standard 30° curved section turns the track too far, ATL531 provides a smaller \u003cstrong\u003e15° adjustment\u003c\/strong\u003e without changing the radius of the curve.\u003c\/p\u003e\n\u003cp\u003eThese half sections are especially useful for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFine-tuning compact curves\u003c\/li\u003e\n\u003cli\u003eConnections around turnouts and switches\u003c\/li\u003e\n\u003cli\u003ePassing siding approaches\u003c\/li\u003e\n\u003cli\u003eYard and industrial trackwork\u003c\/li\u003e\n\u003cli\u003eStation approaches\u003c\/li\u003e\n\u003cli\u003eConnecting complex sectional-track arrangements\u003c\/li\u003e\n\u003cli\u003ePublished Atlas track plans\u003c\/li\u003e\n\u003cli\u003eCorrecting small angular differences without cutting track\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSame 15\" Radius – Half the Curve\u003c\/h3\u003e\n\u003cp\u003eATL531 follows exactly the same 15\" radius as a standard Atlas 15\" radius curved section. The difference is simply how far each piece travels around that curve.\u003c\/p\u003e\n\u003cp\u003eA standard section changes the track direction by 30°, while each ATL531 section changes it by only \u003cstrong\u003e15°\u003c\/strong\u003e. Connecting two ATL531 sections together therefore produces the same 30° curvature as one standard 15\" radius section.\u003c\/p\u003e\n\u003ch3\u003eNot a 7.5\" Radius Curve\u003c\/h3\u003e\n\u003cp\u003eThe fractional designation can easily be misunderstood. The \"1\/2\" does \u003cstrong\u003enot\u003c\/strong\u003e divide the 15\" radius in half. Locomotives and rolling stock still travel through a true 15\" radius curve.\u003c\/p\u003e\n\u003cp\u003eThe 1\/2 designation refers only to the section's angular length, allowing the same radius to be constructed in smaller increments.\u003c\/p\u003e\n\u003ch3\u003eUseful for Compact HO Track Plans\u003c\/h3\u003e\n\u003cp\u003eA 15\" radius is relatively tight for HO scale and can be useful when building compact layouts where available space is limited. The shorter ATL531 sections provide additional flexibility within that compact geometry by allowing the track direction to be adjusted in smaller increments.\u003c\/p\u003e\n\u003cp\u003eBecause minimum-radius requirements vary significantly between locomotives and rolling stock, always check the equipment manufacturer's recommended minimum radius before designing a layout around 15\" radius curves.\u003c\/p\u003e\n\u003ch3\u003eAtlas HO Code 83 1\/2 15\" Radius Track Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e15\" radius curved sectional track\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1\/2-length curved sections\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e15° of curvature per section\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4 pieces per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e60° total curvature per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eTwo sections equal one standard 15\" radius curved section\u003c\/li\u003e\n\u003cli\u003eMaintains a true 15\" radius\u003c\/li\u003e\n\u003cli\u003eIdeal for precise sectional-track geometry adjustments\u003c\/li\u003e\n\u003cli\u003eUseful around turnouts, sidings and compact track arrangements\u003c\/li\u003e\n\u003cli\u003eNickel silver rail\u003c\/li\u003e\n\u003cli\u003ePrototypically fine brown ties\u003c\/li\u003e\n\u003cli\u003ePart of the Atlas HO Code 83 track system\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number M0531\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL531\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCombine with Standard 15\" Radius Curved Track\u003c\/h3\u003e\n\u003cp\u003eATL531 works especially well alongside standard Atlas 15\" radius curved track. Standard sections can form the majority of a curve, while these shorter half sections provide the smaller angular adjustments needed to align the track with turnouts, straight track, sidings or other fixed components.\u003c\/p\u003e\n\u003ch3\u003eShop Atlas HO Code 83 Curved Track\u003c\/h3\u003e\n\u003cp\u003eBrowse our \u003ca href=\"\/collections\/atlas-ho-code-83-curved-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Curved Track\u003c\/strong\u003e\u003c\/a\u003e collection for standard and fractional curved sections for building precise HO scale track arrangements.\u003c\/p\u003e\n\u003ch3\u003eBuild with Atlas HO Code 83 Track\u003c\/h3\u003e\n\u003cp\u003eShop our complete \u003ca href=\"\/collections\/atlas-ho-code-83-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Track\u003c\/strong\u003e\u003c\/a\u003e collection for curved track, straight track, flex track, turnouts, crossings and additional layout-building components.\u003c\/p\u003e\n\u003cp\u003eExplore \u003ca href=\"\/collections\/atlas-ho-code-83-straight-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Straight Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-flex-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Flex Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-turnouts-switches\"\u003e\u003cstrong\u003eAtlas HO Code 83 Turnouts \u0026amp; Switches\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/atlas-ho-code-83-crossings\"\u003e\u003cstrong\u003eAtlas HO Code 83 Crossings\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eHO Scale Track\u003c\/h3\u003e\n\u003cp\u003eBrowse our complete \u003ca href=\"\/collections\/atlas-ho-scale-track\"\u003e\u003cstrong\u003eAtlas HO Scale Track\u003c\/strong\u003e\u003c\/a\u003e selection or explore \u003ca href=\"\/collections\/ho-scale-track\"\u003e\u003cstrong\u003eHO Scale Track\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/model-railroad-track\"\u003e\u003cstrong\u003eModel Railroad Track\u003c\/strong\u003e\u003c\/a\u003e for additional track systems and manufacturers.\u003c\/p\u003e\n\u003cp\u003eShop additional products from \u003ca href=\"\/collections\/atlas-model-railroad\"\u003e\u003cstrong\u003eAtlas Model Railroad\u003c\/strong\u003e\u003c\/a\u003e and browse \u003ca href=\"\/collections\/atlas-in-stock-products\"\u003e\u003cstrong\u003eAtlas In-Stock Products\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":42099581387008,"sku":"ATL531","price":5.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/6453\/5552\/products\/ATL531_FSH.jpg?v=1789434630"},{"product_id":"atl532","title":"Atlas HO Code 83 18\" Radius Curved Track – 6-Pack – ATL532","description":"\u003cp\u003e\u003cstrong\u003eAtlas HO Code 83 18\" Radius Curved Track – 6-Pack – ATL532\u003c\/strong\u003e includes six fixed-radius curved track sections for building HO scale curves, ovals and sectional-track layouts. Each section maintains a \u003cstrong\u003estandard 18\" radius\u003c\/strong\u003e, providing predictable geometry that makes it easy to design and expand an Atlas Code 83 track system.\u003c\/p\u003e\n\n\u003cp\u003eAtlas specifies \u003cstrong\u003e12 sections to form a complete 18\" radius circle\u003c\/strong\u003e. Since a complete circle is 360°, each section represents \u003cstrong\u003e30° of curvature\u003c\/strong\u003e. The six sections included in ATL532 therefore provide \u003cstrong\u003e180° of curve, or one complete semicircle\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003e18\" Radius Curved Track Geometry\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadius:\u003c\/strong\u003e 18\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve per section:\u003c\/strong\u003e 30°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections per package:\u003c\/strong\u003e 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal curve per package:\u003c\/strong\u003e 180°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections required for a complete circle:\u003c\/strong\u003e 12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackages required for a complete circle:\u003c\/strong\u003e 2\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis straightforward geometry makes ATL532 an excellent building block for HO sectional-track layouts. One package provides enough curved track for one 180° end of an oval, while two packages provide the 12 sections required for a complete circle.\u003c\/p\u003e\n\n\u003ch3\u003eWhat Does 18\" Radius Mean?\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e18\" radius\u003c\/strong\u003e describes the distance from the theoretical center of the curve to the track centerline. It does not mean each individual track section is 18\" long.\u003c\/p\u003e\n\n\u003cp\u003eA complete 18\" radius circle measures approximately \u003cstrong\u003e36\" in diameter at the track centerline\u003c\/strong\u003e. Additional clearance should be allowed beyond the track for roadbed, scenery and the outward overhang of locomotives and rolling stock.\u003c\/p\u003e\n\n\u003ch3\u003eA Common Radius for HO Scale Layouts\u003c\/h3\u003e\n\n\u003cp\u003eAn 18\" radius is a popular sectional-track size for compact and medium-size HO layouts. It provides a broader curve than 15\" radius track while still allowing a continuous-running railroad to fit into a relatively manageable space.\u003c\/p\u003e\n\n\u003cp\u003e18\" radius curves are useful for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eHO scale oval layouts\u003c\/li\u003e\n\u003cli\u003eCompact continuous-running layouts\u003c\/li\u003e\n\u003cli\u003eBranch-line trackwork\u003c\/li\u003e\n\u003cli\u003eIndustrial and switching layouts\u003c\/li\u003e\n\u003cli\u003eStarter and expandable track plans\u003c\/li\u003e\n\u003cli\u003eAtlas sectional-track layouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eOne Package Makes a 180° Curve\u003c\/h3\u003e\n\n\u003cp\u003eEach ATL532 section provides 30° of curvature. Connecting all six pieces from one package creates a complete \u003cstrong\u003e180° semicircle\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThis makes planning a basic oval especially simple. Two packages provide the curved track needed for both 180° ends of the oval, while straight sections can be added between them to determine the overall length of the layout.\u003c\/p\u003e\n\n\u003ch3\u003eCheck Your Equipment's Minimum Radius\u003c\/h3\u003e\n\n\u003cp\u003eAlthough 18\" radius track accommodates more HO equipment than tighter 15\" radius curves, \u003cstrong\u003eminimum-radius requirements vary considerably between locomotives and rolling stock\u003c\/strong\u003e. Longer locomotives, full-length passenger cars and some modern freight equipment may require curves broader than 18\" for reliable operation.\u003c\/p\u003e\n\n\u003cp\u003eAlways check the manufacturer's recommended minimum radius for the equipment you plan to operate before designing a layout around 18\" radius curves.\u003c\/p\u003e\n\n\u003ch3\u003e18\" Radius vs. 15\" Radius Track\u003c\/h3\u003e\n\n\u003cp\u003eCompared with 15\" radius track, an \u003cstrong\u003e18\" radius provides a broader and more gradual curve\u003c\/strong\u003e. The larger radius generally improves the appearance of equipment negotiating the curve and can accommodate a wider range of locomotives and rolling stock.\u003c\/p\u003e\n\n\u003cp\u003eThe tradeoff is space. A complete 18\" radius circle requires approximately 36\" across at the track centerline, compared with approximately 30\" for a 15\" radius circle. Additional clearance should be included when planning the actual layout footprint.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Code 83 18\" Radius Track Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e18\" radius curved track\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e6 sections per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e30° of curvature per section\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e180° of curvature per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e12 sections form a complete 360° circle\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eTwo packages provide enough curved track for a complete circle\u003c\/li\u003e\n\u003cli\u003eFixed sectional-track geometry\u003c\/li\u003e\n\u003cli\u003eNickel silver rail\u003c\/li\u003e\n\u003cli\u003ePrototypically fine brown ties\u003c\/li\u003e\n\u003cli\u003eIdeal for ovals, curves and sectional HO track plans\u003c\/li\u003e\n\u003cli\u003ePart of the Atlas HO Code 83 track system\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number 0532\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL532\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAtlas HO Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eAtlas HO Code 83 track features \u003cstrong\u003eprototypically fine brown ties and nickel silver rail\u003c\/strong\u003e, providing a finer and more scale-appropriate appearance than traditional Code 100 track while maintaining dependable operation for HO scale model railroads.\u003c\/p\u003e\n\n\u003cp\u003eATL532 can be combined with other Atlas Code 83 curved sections, straight track, flex track, turnouts and crossings to build anything from a basic oval to a larger permanent HO railroad.\u003c\/p\u003e\n\n\u003ch3\u003eShop Atlas HO Code 83 Curved Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"\/collections\/atlas-ho-code-83-curved-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Curved Track\u003c\/strong\u003e\u003c\/a\u003e collection for additional radii and fractional curved sections for building and adjusting HO scale track geometry.\u003c\/p\u003e\n\n\u003ch3\u003eBuild with Atlas HO Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eShop our complete \u003ca href=\"\/collections\/atlas-ho-code-83-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Track\u003c\/strong\u003e\u003c\/a\u003e collection for curved track, straight track, flex track, turnouts, crossings and additional components.\u003c\/p\u003e\n\n\u003cp\u003eExplore \u003ca href=\"\/collections\/atlas-ho-code-83-straight-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Straight Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-flex-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Flex Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-turnouts-switches\"\u003e\u003cstrong\u003eAtlas HO Code 83 Turnouts \u0026amp; Switches\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/atlas-ho-code-83-crossings\"\u003e\u003cstrong\u003eAtlas HO Code 83 Crossings\u003c\/strong\u003e\u003c\/a\u003e for additional layout-building components.\u003c\/p\u003e\n\n\u003ch3\u003eHO Scale Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our complete \u003ca href=\"\/collections\/atlas-ho-scale-track\"\u003e\u003cstrong\u003eAtlas HO Scale Track\u003c\/strong\u003e\u003c\/a\u003e selection or explore \u003ca href=\"\/collections\/ho-scale-track\"\u003e\u003cstrong\u003eHO Scale Track\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/model-railroad-track\"\u003e\u003cstrong\u003eModel Railroad Track\u003c\/strong\u003e\u003c\/a\u003e for additional track systems and manufacturers.\u003c\/p\u003e\n\n\u003cp\u003eShop additional products from \u003ca href=\"\/collections\/atlas-model-railroad\"\u003e\u003cstrong\u003eAtlas Model Railroad\u003c\/strong\u003e\u003c\/a\u003e and browse \u003ca href=\"\/collections\/atlas-in-stock-products\"\u003e\u003cstrong\u003eAtlas In-Stock Products\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":42099581419776,"sku":"ATL532","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/6453\/5552\/products\/ATL532_FSH.gif?v=1789357746"},{"product_id":"atl533","title":"Atlas HO Code 83 1\/2 18\" Radius Curved Track – 4-Pack – ATL533","description":"\u003cp\u003e\u003cstrong\u003eAtlas HO Code 83 1\/2 18\" Radius Curved Track – 4-Pack – ATL533\u003c\/strong\u003e includes four short curved sectional-track pieces designed for making precise adjustments to 18\" radius HO scale trackwork. Each piece maintains a true \u003cstrong\u003e18\" radius\u003c\/strong\u003e while providing half the curvature of a standard Atlas 18\" radius section.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e1\/2 18\" Radius does not mean a 9\" radius curve.\u003c\/strong\u003e The \"1\/2\" designation refers to the fractional length and angular geometry of the track section. ATL533 follows the same 18\" radius as standard Atlas 18\" radius curved track, making it useful when a full curved section changes direction farther than the track plan requires.\u003c\/p\u003e\n\n\u003ch3\u003e1\/2 18\" Radius Track Geometry\u003c\/h3\u003e\n\n\u003cp\u003eA standard Atlas 18\" radius curved track section represents 30° of curvature, with 12 standard sections forming a complete 360° circle. Because ATL533 is a half section, each piece provides \u003cstrong\u003e15° of curvature while maintaining the same 18\" radius\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadius:\u003c\/strong\u003e 18\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSection size:\u003c\/strong\u003e 1\/2 of a standard 18\" radius section\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve per section:\u003c\/strong\u003e 15°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections per package:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal curvature per package:\u003c\/strong\u003e 60°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo half sections:\u003c\/strong\u003e Equal one standard 30° 18\" radius section\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Use a 1\/2 18\" Radius Section?\u003c\/h3\u003e\n\n\u003cp\u003eFractional curved track allows modelers to make smaller directional changes while preserving a consistent curve radius. When a standard 30° 18\" radius section turns the track too far, ATL533 provides a smaller \u003cstrong\u003e15° adjustment\u003c\/strong\u003e without changing the radius.\u003c\/p\u003e\n\n\u003cp\u003eThese half sections are especially useful for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFine-tuning 18\" radius curves\u003c\/li\u003e\n\u003cli\u003eConnections around turnouts and switches\u003c\/li\u003e\n\u003cli\u003ePassing siding approaches\u003c\/li\u003e\n\u003cli\u003eYard and industrial trackwork\u003c\/li\u003e\n\u003cli\u003eStation approaches\u003c\/li\u003e\n\u003cli\u003eConnecting complex sectional-track arrangements\u003c\/li\u003e\n\u003cli\u003ePublished Atlas track plans\u003c\/li\u003e\n\u003cli\u003eCorrecting small angular differences without cutting track\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSame 18\" Radius – Half the Curve\u003c\/h3\u003e\n\n\u003cp\u003eATL533 follows the \u003cstrong\u003esame 18\" radius\u003c\/strong\u003e as a standard Atlas 18\" radius curved section. The difference is simply how far each individual piece travels around the curve.\u003c\/p\u003e\n\n\u003cp\u003eA standard section changes the track direction by 30°, while each ATL533 section changes it by only \u003cstrong\u003e15°\u003c\/strong\u003e. Connecting two ATL533 sections together therefore produces the same 30° curvature as one standard 18\" radius section.\u003c\/p\u003e\n\n\u003ch3\u003eNot a 9\" Radius Curve\u003c\/h3\u003e\n\n\u003cp\u003eThe fractional designation does not divide the actual radius in half. Locomotives and rolling stock still travel through a true \u003cstrong\u003e18\" radius curve\u003c\/strong\u003e. The \"1\/2\" designation refers only to the shorter section and its reduced angular change.\u003c\/p\u003e\n\n\u003cp\u003eThis allows modelers to maintain consistent 18\" radius geometry while building the curve in smaller increments.\u003c\/p\u003e\n\n\u003ch3\u003eUseful for Precise Sectional Track Geometry\u003c\/h3\u003e\n\n\u003cp\u003eTurnouts, crossings, sidings and other fixed track components can create situations where a standard curved section changes direction farther than necessary. ATL533 works as a \u003cstrong\u003ecurved geometry adjustment section\u003c\/strong\u003e, allowing the track direction to be changed by only 15° at a time.\u003c\/p\u003e\n\n\u003cp\u003eThis can be especially helpful when fitting sectional track into an existing layout or connecting several fixed-geometry components without cutting track.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Code 83 1\/2 18\" Radius Track Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e18\" radius curved sectional track\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1\/2-length curved sections\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e15° of curvature per section\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4 pieces per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e60° total curvature per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eTwo sections equal one standard 18\" radius curved section\u003c\/li\u003e\n\u003cli\u003eMaintains a true 18\" radius\u003c\/li\u003e\n\u003cli\u003eIdeal for precise sectional-track geometry adjustments\u003c\/li\u003e\n\u003cli\u003eUseful around turnouts, sidings and complex track arrangements\u003c\/li\u003e\n\u003cli\u003eNickel silver rail\u003c\/li\u003e\n\u003cli\u003ePrototypically fine brown ties\u003c\/li\u003e\n\u003cli\u003ePart of the Atlas HO Code 83 track system\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number M0533\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL533\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e18\" Radius Equipment Compatibility\u003c\/h3\u003e\n\n\u003cp\u003eBecause ATL533 maintains a true \u003cstrong\u003e18\" radius\u003c\/strong\u003e, equipment operating through these sections encounters the same curve radius as it would on standard Atlas 18\" radius track. The half-section designation does not make the curve tighter.\u003c\/p\u003e\n\n\u003cp\u003eMinimum-radius requirements vary between locomotives and rolling stock, so always check the equipment manufacturer's recommended minimum radius before planning a layout around 18\" radius curves.\u003c\/p\u003e\n\n\u003ch3\u003eCombine with Standard 18\" Radius Curved Track\u003c\/h3\u003e\n\n\u003cp\u003eATL533 works especially well alongside standard Atlas 18\" radius curved track. Full sections can form the majority of a curve, while these shorter half sections provide the smaller angular adjustments needed to align the track with turnouts, sidings, straight track or other fixed components.\u003c\/p\u003e\n\n\u003ch3\u003eShop Atlas HO Code 83 Curved Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"\/collections\/atlas-ho-code-83-curved-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Curved Track\u003c\/strong\u003e\u003c\/a\u003e collection for standard and fractional curved sections for building precise HO scale track arrangements.\u003c\/p\u003e\n\n\u003ch3\u003eBuild with Atlas HO Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eShop our complete \u003ca href=\"\/collections\/atlas-ho-code-83-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Track\u003c\/strong\u003e\u003c\/a\u003e collection for curved track, straight track, flex track, turnouts, crossings and additional layout-building components.\u003c\/p\u003e\n\n\u003cp\u003eExplore \u003ca href=\"\/collections\/atlas-ho-code-83-straight-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Straight Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-flex-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Flex Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-turnouts-switches\"\u003e\u003cstrong\u003eAtlas HO Code 83 Turnouts \u0026amp; Switches\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/atlas-ho-code-83-crossings\"\u003e\u003cstrong\u003eAtlas HO Code 83 Crossings\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eHO Scale Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our complete \u003ca href=\"\/collections\/atlas-ho-scale-track\"\u003e\u003cstrong\u003eAtlas HO Scale Track\u003c\/strong\u003e\u003c\/a\u003e selection or explore \u003ca href=\"\/collections\/ho-scale-track\"\u003e\u003cstrong\u003eHO Scale Track\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/model-railroad-track\"\u003e\u003cstrong\u003eModel Railroad Track\u003c\/strong\u003e\u003c\/a\u003e for additional track systems and manufacturers.\u003c\/p\u003e\n\n\u003cp\u003eShop additional products from \u003ca href=\"\/collections\/atlas-model-railroad\"\u003e\u003cstrong\u003eAtlas Model Railroad\u003c\/strong\u003e\u003c\/a\u003e and browse \u003ca href=\"\/collections\/atlas-in-stock-products\"\u003e\u003cstrong\u003eAtlas In-Stock Products\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":42099581452544,"sku":"ATL533","price":5.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/6453\/5552\/products\/ATL533_FSH.jpg?v=1789434848"},{"product_id":"atl534","title":"Atlas HO Code 83 1\/3 18\" Radius Curved Track – 4-Pack – ATL534","description":"\u003cp\u003e\u003cstrong\u003eAtlas HO Code 83 1\/3 18\" Radius Curved Track – 4-Pack – ATL534\u003c\/strong\u003e includes four short curved sectional-track pieces designed for making precise adjustments to 18\" radius HO scale trackwork. Each piece maintains the same \u003cstrong\u003e18\" radius\u003c\/strong\u003e as Atlas standard 18\" radius curved track, but provides only one-third of the standard section's curvature.\u003c\/p\u003e\n\n\u003cp\u003eThis is an important distinction: \u003cstrong\u003e1\/3 18\" Radius does not mean a 6\" radius curve.\u003c\/strong\u003e These pieces remain on an 18\" radius. The \"1\/3\" refers to the shorter section of the curve, making ATL534 particularly useful for fine-tuning sectional-track geometry.\u003c\/p\u003e\n\n\u003ch3\u003e1\/3 18\" Radius Track Geometry\u003c\/h3\u003e\n\n\u003cp\u003eAtlas specifies that \u003cstrong\u003e12 standard 18\" radius sections form a complete circle\u003c\/strong\u003e. A complete circle is 360°, so each standard 18\" radius section represents 30° of curvature. A 1\/3 section therefore represents approximately \u003cstrong\u003e10° of curvature while maintaining the same 18\" radius\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadius:\u003c\/strong\u003e 18\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSection size:\u003c\/strong\u003e 1\/3 of a standard 18\" radius section\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve per section:\u003c\/strong\u003e approximately 10°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections per package:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal curvature per package:\u003c\/strong\u003e approximately 40°\u003c\/li\u003e\n\u003cli\u003eMaintains standard 18\" radius geometry\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Use a 1\/3 Radius Section?\u003c\/h3\u003e\n\n\u003cp\u003eFractional curved sections are essentially \u003cstrong\u003egeometry-adjustment pieces\u003c\/strong\u003e. A full-size curved section may turn the track farther than needed, particularly around turnouts, sidings, crossings and other fixed track components.\u003c\/p\u003e\n\n\u003cp\u003eATL534 provides a much smaller change in direction while maintaining the same 18\" radius, allowing modelers to fine-tune a track arrangement without cutting and modifying a standard curved section.\u003c\/p\u003e\n\n\u003ch3\u003eUseful for Precise Track Adjustments\u003c\/h3\u003e\n\n\u003cp\u003eThese short curved sections can be especially useful for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eAdjusting track alignment around turnouts\u003c\/li\u003e\n\u003cli\u003eBuilding passing sidings\u003c\/li\u003e\n\u003cli\u003eFine-tuning yard entrances\u003c\/li\u003e\n\u003cli\u003eIndustrial and switching trackwork\u003c\/li\u003e\n\u003cli\u003eConnecting sectional-track routes\u003c\/li\u003e\n\u003cli\u003eCorrecting small angular differences in track plans\u003c\/li\u003e\n\u003cli\u003eCreating more complex 18\" radius arrangements\u003c\/li\u003e\n\u003cli\u003ePublished Atlas sectional-track plans\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSame 18\" Radius – Shorter Curve\u003c\/h3\u003e\n\n\u003cp\u003eThe easiest way to understand ATL534 is to compare it with a standard Atlas 18\" radius section. Both pieces follow the \u003cstrong\u003esame 18\" radius circle\u003c\/strong\u003e, so their curvature is equally tight. The difference is simply how far around that circle each piece travels.\u003c\/p\u003e\n\n\u003cp\u003eA standard section covers approximately 30°. The ATL534 1\/3 section covers approximately 10°. Three 1\/3 sections placed together therefore provide approximately the same amount of curvature as one standard 18\" radius section.\u003c\/p\u003e\n\n\u003ch3\u003eNot a 6\" Radius Curve\u003c\/h3\u003e\n\n\u003cp\u003eThe \"1\/3\" designation can easily be misunderstood as one-third of the radius. That is \u003cstrong\u003enot\u003c\/strong\u003e what it means. ATL534 does not reduce the 18\" radius to 6\".\u003c\/p\u003e\n\n\u003cp\u003eThe track remains an \u003cstrong\u003e18\" radius curve\u003c\/strong\u003e, which means equipment operating through it experiences the same curve radius as it would on standard Atlas 18\" radius sectional track.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Code 83 1\/3 18\" Radius Track Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e18\" radius curved track\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1\/3-length curved sections\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eApproximately 10° of curvature per section\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4 pieces per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eApproximately 40° of total curvature per package\u003c\/li\u003e\n\u003cli\u003eMaintains the same radius as standard Atlas 18\" radius track\u003c\/li\u003e\n\u003cli\u003eIdeal for precise sectional-track geometry adjustments\u003c\/li\u003e\n\u003cli\u003eUseful around turnouts, sidings and complex track arrangements\u003c\/li\u003e\n\u003cli\u003eNickel silver rail\u003c\/li\u003e\n\u003cli\u003ePrototypically fine brown ties\u003c\/li\u003e\n\u003cli\u003ePart of the Atlas HO Code 83 track system\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number 0534\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL534\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCheck Equipment Minimum Radius\u003c\/h3\u003e\n\n\u003cp\u003eBecause these sections maintain a true \u003cstrong\u003e18\" radius\u003c\/strong\u003e, equipment should have the same radius compatibility as it would on standard 18\" radius Atlas track. Longer locomotives, full-length passenger cars and some modern rolling stock may require broader curves.\u003c\/p\u003e\n\n\u003cp\u003eAlways check the manufacturer's recommended minimum radius for your locomotives and rolling stock when planning an HO scale layout.\u003c\/p\u003e\n\n\u003ch3\u003eCombine with Standard 18\" Radius Track\u003c\/h3\u003e\n\n\u003cp\u003eATL534 is particularly useful when combined with standard Atlas 18\" radius curved track. Full sections can handle the majority of a curve, while these shorter 1\/3 sections provide the smaller angular adjustments needed to complete more complicated track arrangements.\u003c\/p\u003e\n\n\u003cp\u003eAtlas also offers fractional curved sections in other lengths, giving modelers additional options for adjusting sectional-track geometry without changing the basic curve radius.\u003c\/p\u003e\n\n\u003ch3\u003eShop Atlas HO Code 83 Curved Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"\/collections\/atlas-ho-code-83-curved-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Curved Track\u003c\/strong\u003e\u003c\/a\u003e collection for standard and fractional curve sections for building precise HO scale track arrangements.\u003c\/p\u003e\n\n\u003ch3\u003eBuild with Atlas HO Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eShop our complete \u003ca href=\"\/collections\/atlas-ho-code-83-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Track\u003c\/strong\u003e\u003c\/a\u003e collection for curved track, straight track, flex track, turnouts, crossings and additional components.\u003c\/p\u003e\n\n\u003cp\u003eExplore \u003ca href=\"\/collections\/atlas-ho-code-83-straight-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Straight Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-flex-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Flex Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-turnouts-switches\"\u003e\u003cstrong\u003eAtlas HO Code 83 Turnouts \u0026amp; Switches\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/atlas-ho-code-83-crossings\"\u003e\u003cstrong\u003eAtlas HO Code 83 Crossings\u003c\/strong\u003e\u003c\/a\u003e for additional layout-building components.\u003c\/p\u003e\n\n\u003ch3\u003eHO Scale Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our complete \u003ca href=\"\/collections\/atlas-ho-scale-track\"\u003e\u003cstrong\u003eAtlas HO Scale Track\u003c\/strong\u003e\u003c\/a\u003e selection or explore \u003ca href=\"\/collections\/ho-scale-track\"\u003e\u003cstrong\u003eHO Scale Track\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/model-railroad-track\"\u003e\u003cstrong\u003eModel Railroad Track\u003c\/strong\u003e\u003c\/a\u003e for additional track systems and manufacturers.\u003c\/p\u003e\n\n\u003cp\u003eShop additional products from \u003ca href=\"\/collections\/atlas-model-railroad\"\u003e\u003cstrong\u003eAtlas Model Railroad\u003c\/strong\u003e\u003c\/a\u003e and browse \u003ca href=\"\/collections\/atlas-in-stock-products\"\u003e\u003cstrong\u003eAtlas In-Stock Products\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":42099581485312,"sku":"ATL534","price":6.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/6453\/5552\/files\/ATL534_FSH.jpg?v=1789357954"},{"product_id":"atl535","title":"Atlas HO Code 83 22\" Radius Curved Track – 6-Pack – ATL535","description":"\u003cp\u003e\u003cstrong\u003eAtlas HO Code 83 22\" Radius Curved Track – 6-Pack – ATL535\u003c\/strong\u003e includes six fixed-radius curved track sections for building broader, more gradual curves on HO scale model railroad layouts. Each section maintains a \u003cstrong\u003e22\" radius\u003c\/strong\u003e, providing predictable sectional-track geometry for mainlines, ovals, passing sidings and other curved track arrangements.\u003c\/p\u003e\n\n\u003cp\u003eAtlas specifies that \u003cstrong\u003e16 sections form a complete 22\" radius circle\u003c\/strong\u003e. Since a full circle is 360°, each section provides \u003cstrong\u003e22.5° of curvature\u003c\/strong\u003e. The six sections included in one ATL535 package therefore provide a total of \u003cstrong\u003e135° of curved track\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003e22\" Radius Curved Track Geometry\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadius:\u003c\/strong\u003e 22\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve per section:\u003c\/strong\u003e 22.5°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections per package:\u003c\/strong\u003e 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal curve per package:\u003c\/strong\u003e 135°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections required for a 180° semicircle:\u003c\/strong\u003e 8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections required for a complete 360° circle:\u003c\/strong\u003e 16\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eBecause Atlas uses 16 sections for a complete circle, the geometry is different from its 15\" and 18\" radius sectional curves. \u003cstrong\u003eOne 6-pack does not create a complete semicircle\u003c\/strong\u003e; eight sections are required for 180°.\u003c\/p\u003e\n\n\u003ch3\u003eWhat Does 22\" Radius Mean?\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e22\" radius\u003c\/strong\u003e is measured from the theoretical center of the curve to the track centerline. It does not mean each individual track section is 22\" long.\u003c\/p\u003e\n\n\u003cp\u003eA complete 22\" radius circle measures approximately \u003cstrong\u003e44\" in diameter at the track centerline\u003c\/strong\u003e. When planning the layout, additional clearance should be allowed outside the track for roadbed, scenery and locomotive or rolling-stock overhang.\u003c\/p\u003e\n\n\u003ch3\u003eBroader Curves for HO Scale Railroads\u003c\/h3\u003e\n\n\u003cp\u003eCompared with tighter 15\" and 18\" radius sectional track, a \u003cstrong\u003e22\" radius creates a broader and more gradual curve\u003c\/strong\u003e. This can improve the appearance of trains as they travel through curves and can provide greater compatibility with longer locomotives and rolling stock.\u003c\/p\u003e\n\n\u003cp\u003e22\" radius curves are useful for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eMainline curves\u003c\/li\u003e\n\u003cli\u003eContinuous-running HO layouts\u003c\/li\u003e\n\u003cli\u003eBroad oval track plans\u003c\/li\u003e\n\u003cli\u003ePassing sidings\u003c\/li\u003e\n\u003cli\u003ePassenger train layouts\u003c\/li\u003e\n\u003cli\u003eFreight operations\u003c\/li\u003e\n\u003cli\u003eApproaches to yards and stations\u003c\/li\u003e\n\u003cli\u003eLayouts designed for longer equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow Many Sections Do You Need?\u003c\/h3\u003e\n\n\u003cp\u003eEach ATL535 section covers \u003cstrong\u003e22.5°\u003c\/strong\u003e. Eight sections are therefore required to create a 180° semicircle, while \u003cstrong\u003e16 sections create a complete 360° circle\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSince each package contains six sections, two packages provide 12 sections, which is \u003cstrong\u003enot enough for a complete circle\u003c\/strong\u003e. Starting from zero track, three packages provide enough sections to build a full 16-piece circle with two sections remaining for another part of the layout.\u003c\/p\u003e\n\n\u003ch3\u003e22\" Radius vs. 18\" Radius Track\u003c\/h3\u003e\n\n\u003cp\u003eA 22\" radius requires more layout space than an 18\" radius, but the broader curvature provides several advantages. Trains generally have a more realistic appearance on broader curves, and longer locomotives and rolling stock may operate more comfortably.\u003c\/p\u003e\n\n\u003cp\u003eThe tradeoff is footprint. An 18\" radius circle measures approximately 36\" across at the track centerline, while a 22\" radius circle measures approximately \u003cstrong\u003e44\" across\u003c\/strong\u003e. Always allow additional space beyond the calculated diameter for track clearance and scenery.\u003c\/p\u003e\n\n\u003ch3\u003eCheck Equipment Minimum Radius\u003c\/h3\u003e\n\n\u003cp\u003eA 22\" radius accommodates a wider range of HO scale equipment than tighter curves, but minimum-radius requirements still vary by model. Some particularly long locomotives, passenger cars or specialized rolling stock may require an even broader curve.\u003c\/p\u003e\n\n\u003cp\u003eAlways check the manufacturer's recommended minimum radius for the locomotives and rolling stock you plan to operate.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Code 83 22\" Radius Track Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e22\" radius curved track\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e6 sections per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e22.5° of curvature per section\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e135° of total curvature per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e8 sections create a 180° semicircle\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e16 sections create a complete 360° circle\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eFixed sectional-track geometry\u003c\/li\u003e\n\u003cli\u003eNickel silver rail\u003c\/li\u003e\n\u003cli\u003ePrototypically fine brown ties\u003c\/li\u003e\n\u003cli\u003eBroader geometry than Atlas 15\" and 18\" radius sectional track\u003c\/li\u003e\n\u003cli\u003eIdeal for mainlines, ovals and layouts operating longer equipment\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number 0535\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL535\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAtlas HO Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eAtlas HO Code 83 track features \u003cstrong\u003eprototypically fine brown ties and nickel silver rail\u003c\/strong\u003e, providing a finer and more scale-appropriate appearance than traditional Code 100 track while maintaining dependable operation for HO scale model railroads.\u003c\/p\u003e\n\n\u003cp\u003eATL535 can be combined with other Atlas Code 83 curved sections, straight track, flex track, turnouts and crossings to build and expand a complete HO scale track system.\u003c\/p\u003e\n\n\u003ch3\u003eShop Atlas HO Code 83 Curved Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"\/collections\/atlas-ho-code-83-curved-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Curved Track\u003c\/strong\u003e\u003c\/a\u003e collection for additional curve radii and fractional sections for building precise HO scale track arrangements.\u003c\/p\u003e\n\n\u003ch3\u003eBuild with Atlas HO Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eShop our complete \u003ca href=\"\/collections\/atlas-ho-code-83-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Track\u003c\/strong\u003e\u003c\/a\u003e collection for curved track, straight track, flex track, turnouts, crossings and additional components.\u003c\/p\u003e\n\n\u003cp\u003eExplore \u003ca href=\"\/collections\/atlas-ho-code-83-straight-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Straight Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-flex-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Flex Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-turnouts-switches\"\u003e\u003cstrong\u003eAtlas HO Code 83 Turnouts \u0026amp; Switches\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/atlas-ho-code-83-crossings\"\u003e\u003cstrong\u003eAtlas HO Code 83 Crossings\u003c\/strong\u003e\u003c\/a\u003e for additional layout-building components.\u003c\/p\u003e\n\n\u003ch3\u003eHO Scale Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our complete \u003ca href=\"\/collections\/atlas-ho-scale-track\"\u003e\u003cstrong\u003eAtlas HO Scale Track\u003c\/strong\u003e\u003c\/a\u003e selection or explore \u003ca href=\"\/collections\/ho-scale-track\"\u003e\u003cstrong\u003eHO Scale Track\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/model-railroad-track\"\u003e\u003cstrong\u003eModel Railroad Track\u003c\/strong\u003e\u003c\/a\u003e for additional track systems and manufacturers.\u003c\/p\u003e\n\n\u003cp\u003eShop additional products from \u003ca href=\"\/collections\/atlas-model-railroad\"\u003e\u003cstrong\u003eAtlas Model Railroad\u003c\/strong\u003e\u003c\/a\u003e and browse \u003ca href=\"\/collections\/atlas-in-stock-products\"\u003e\u003cstrong\u003eAtlas In-Stock Products\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":42099581518080,"sku":"ATL535","price":9.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/6453\/5552\/products\/ATL535_FSH.jpg?v=1789433205"},{"product_id":"atl537","title":"Atlas HO Code 83 1\/3 22\" Radius Curved Track – 4-Pack – ATL537","description":"\u003cp\u003e\u003cstrong\u003eAtlas HO Code 83 1\/3 22\" Radius Curved Track – 4-Pack – ATL537\u003c\/strong\u003e includes four short curved sectional-track pieces designed for making precise adjustments to 22\" radius HO scale trackwork. Each piece maintains the same \u003cstrong\u003e22\" radius\u003c\/strong\u003e as Atlas standard 22\" radius curved track, but provides only one-third of the standard section's curvature.\u003c\/p\u003e\n\n\u003cp\u003eThis is an important distinction: \u003cstrong\u003e1\/3 22\" Radius does not mean a smaller 7.33\" radius curve.\u003c\/strong\u003e These sections remain on a full 22\" radius. The \"1\/3\" refers to the amount of the standard curved section represented by each piece, making ATL537 a useful geometry-adjustment track section.\u003c\/p\u003e\n\n\u003ch3\u003e1\/3 22\" Radius Track Geometry\u003c\/h3\u003e\n\n\u003cp\u003eAtlas standard 22\" radius sectional track uses 16 sections to create a complete 360° circle. That means each standard section represents 22.5° of curvature. A 1\/3 section therefore provides \u003cstrong\u003e7.5° of curvature while maintaining the same 22\" radius\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadius:\u003c\/strong\u003e 22\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSection size:\u003c\/strong\u003e 1\/3 of a standard 22\" radius section\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve per section:\u003c\/strong\u003e 7.5°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections per package:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal curvature per package:\u003c\/strong\u003e 30°\u003c\/li\u003e\n\u003cli\u003eMaintains standard 22\" radius geometry\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Use a 1\/3 22\" Radius Section?\u003c\/h3\u003e\n\n\u003cp\u003eFractional curved sections are useful when a standard curved track section changes direction farther than the track plan requires. ATL537 provides a much smaller angular adjustment while preserving the same 22\" radius, allowing modelers to \u003cstrong\u003efine-tune sectional-track geometry without cutting a standard curved section\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThese short curved sections are especially useful for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFine-tuning curves around turnouts\u003c\/li\u003e\n\u003cli\u003ePassing siding approaches\u003c\/li\u003e\n\u003cli\u003eYard entrances\u003c\/li\u003e\n\u003cli\u003eIndustrial and switching trackwork\u003c\/li\u003e\n\u003cli\u003eStation approaches\u003c\/li\u003e\n\u003cli\u003eConnecting complex sectional-track routes\u003c\/li\u003e\n\u003cli\u003eCorrecting small angular differences in a track plan\u003c\/li\u003e\n\u003cli\u003ePublished Atlas track arrangements\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSame 22\" Radius – Shorter Curve\u003c\/h3\u003e\n\n\u003cp\u003eATL537 follows the \u003cstrong\u003esame 22\" radius\u003c\/strong\u003e as a standard Atlas 22\" radius curved section. The difference is how far each piece travels around that radius.\u003c\/p\u003e\n\n\u003cp\u003eA standard 22\" radius section covers 22.5°. Each ATL537 1\/3 section covers \u003cstrong\u003e7.5°\u003c\/strong\u003e. Placing three 1\/3 sections together therefore creates the same 22.5° change in direction as one standard 22\" radius section.\u003c\/p\u003e\n\n\u003ch3\u003eNot a 7.33\" Radius Curve\u003c\/h3\u003e\n\n\u003cp\u003eThe \"1\/3\" designation refers to the \u003cstrong\u003efractional section length and angular geometry\u003c\/strong\u003e, not one-third of the stated radius. The track itself remains a 22\" radius curve.\u003c\/p\u003e\n\n\u003cp\u003eThis means locomotives and rolling stock experience the same curve radius as they would on standard Atlas 22\" radius sectional track. ATL537 simply allows that curve to be built in smaller angular increments.\u003c\/p\u003e\n\n\u003ch3\u003eFine-Tune Sectional Track Geometry\u003c\/h3\u003e\n\n\u003cp\u003eFixed sectional track makes track planning predictable, but complex arrangements involving turnouts, crossings, sidings and multiple curves can require smaller adjustments than a standard curved section provides.\u003c\/p\u003e\n\n\u003cp\u003eATL537 serves as a \u003cstrong\u003ecurved geometry and filler section\u003c\/strong\u003e, allowing a route to change direction by only 7.5° at a time. Multiple sections can also be combined when a larger adjustment is required.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Code 83 1\/3 22\" Radius Track Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e22\" radius curved track\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e1\/3-length curved sections\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e7.5° of curvature per section\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4 pieces per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e30° total curvature per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eThree sections equal the curvature of one standard 22\" radius section\u003c\/li\u003e\n\u003cli\u003eMaintains the same 22\" radius as standard Atlas 22\" curved track\u003c\/li\u003e\n\u003cli\u003eIdeal for precise sectional-track geometry adjustments\u003c\/li\u003e\n\u003cli\u003eUseful around turnouts, sidings and complex track arrangements\u003c\/li\u003e\n\u003cli\u003eNickel silver rail\u003c\/li\u003e\n\u003cli\u003ePrototypically fine brown ties\u003c\/li\u003e\n\u003cli\u003ePart of the Atlas HO Code 83 track system\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number 0537\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL537\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e22\" Radius Equipment Compatibility\u003c\/h3\u003e\n\n\u003cp\u003eBecause ATL537 maintains a true \u003cstrong\u003e22\" radius\u003c\/strong\u003e, equipment operating through these sections encounters the same radius as it would on standard Atlas 22\" radius track. The fractional designation does not make the curve any tighter.\u003c\/p\u003e\n\n\u003cp\u003eMinimum-radius requirements still vary between locomotives and rolling stock, so always check the manufacturer's recommended minimum radius for the equipment you plan to operate.\u003c\/p\u003e\n\n\u003ch3\u003eCombine with Standard 22\" Radius Track\u003c\/h3\u003e\n\n\u003cp\u003eATL537 is particularly useful alongside standard Atlas 22\" radius curved track. Full sections can form the majority of a curve, while these shorter 1\/3 sections provide the smaller angular adjustments needed to align the track with turnouts, sidings, structures or other fixed track components.\u003c\/p\u003e\n\n\u003ch3\u003eShop Atlas HO Code 83 Curved Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"\/collections\/atlas-ho-code-83-curved-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Curved Track\u003c\/strong\u003e\u003c\/a\u003e collection for standard and fractional curved sections for building precise HO scale track arrangements.\u003c\/p\u003e\n\n\u003ch3\u003eBuild with Atlas HO Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eShop our complete \u003ca href=\"\/collections\/atlas-ho-code-83-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Track\u003c\/strong\u003e\u003c\/a\u003e collection for curved track, straight track, flex track, turnouts, crossings and additional components.\u003c\/p\u003e\n\n\u003cp\u003eExplore \u003ca href=\"\/collections\/atlas-ho-code-83-straight-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Straight Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-flex-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Flex Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-turnouts-switches\"\u003e\u003cstrong\u003eAtlas HO Code 83 Turnouts \u0026amp; Switches\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/atlas-ho-code-83-crossings\"\u003e\u003cstrong\u003eAtlas HO Code 83 Crossings\u003c\/strong\u003e\u003c\/a\u003e for additional layout-building components.\u003c\/p\u003e\n\n\u003ch3\u003eHO Scale Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our complete \u003ca href=\"\/collections\/atlas-ho-scale-track\"\u003e\u003cstrong\u003eAtlas HO Scale Track\u003c\/strong\u003e\u003c\/a\u003e selection or explore \u003ca href=\"\/collections\/ho-scale-track\"\u003e\u003cstrong\u003eHO Scale Track\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/model-railroad-track\"\u003e\u003cstrong\u003eModel Railroad Track\u003c\/strong\u003e\u003c\/a\u003e for additional track systems and manufacturers.\u003c\/p\u003e\n\n\u003cp\u003eShop additional products from \u003ca href=\"\/collections\/atlas-model-railroad\"\u003e\u003cstrong\u003eAtlas Model Railroad\u003c\/strong\u003e\u003c\/a\u003e and browse \u003ca href=\"\/collections\/atlas-in-stock-products\"\u003e\u003cstrong\u003eAtlas In-Stock Products\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":42099581550848,"sku":"ATL537","price":6.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/6453\/5552\/products\/ATL537_FSH.jpg?v=1789433513"},{"product_id":"atl530","title":"Atlas HO Code 83 15\" Radius Curved Track – 6-Pack – ATL530","description":"\u003cp\u003e\u003cstrong\u003eAtlas HO Code 83 15\" Radius Curved Track – 6-Pack – ATL530\u003c\/strong\u003e includes six fixed-radius curved Snap-Track sections for building compact curves, ovals and other HO scale track arrangements. Each section maintains a \u003cstrong\u003e15\" radius\u003c\/strong\u003e, providing predictable sectional-track geometry for layouts where space is limited.\u003c\/p\u003e\n\n\u003cp\u003eAtlas specifies \u003cstrong\u003e12 sections to form a complete 15\" radius circle\u003c\/strong\u003e. Because a full circle is 360°, each ATL530 section represents \u003cstrong\u003e30° of curvature\u003c\/strong\u003e. The six sections included in one package therefore provide \u003cstrong\u003e180° of curve, or one complete semicircle\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003e15\" Radius Curved Track Geometry\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadius:\u003c\/strong\u003e 15\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve per section:\u003c\/strong\u003e 30°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections per package:\u003c\/strong\u003e 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal curve per package:\u003c\/strong\u003e 180°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections required for a complete circle:\u003c\/strong\u003e 12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackages required for a complete circle:\u003c\/strong\u003e 2\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThis predictable geometry makes ATL530 particularly useful when building sectional-track plans. One package provides enough track for one 180° end of an oval, while two packages provide the 12 curved sections necessary for a complete circle.\u003c\/p\u003e\n\n\u003ch3\u003eWhat Does 15\" Radius Mean?\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e15\" radius\u003c\/strong\u003e describes the distance from the theoretical center of the curve to the track centerline. It does not mean that each piece is 15\" long.\u003c\/p\u003e\n\n\u003cp\u003eA complete 15\" radius circle is approximately \u003cstrong\u003e30\" in diameter at the track centerline\u003c\/strong\u003e. Additional space should always be allowed around the outside of the track for roadbed, scenery and locomotive or rolling-stock overhang.\u003c\/p\u003e\n\n\u003ch3\u003eCompact Curves for Space-Limited HO Layouts\u003c\/h3\u003e\n\n\u003cp\u003eA 15\" radius is relatively tight for HO scale, making ATL530 particularly useful for compact layouts where fitting the railroad into a limited area is a priority.\u003c\/p\u003e\n\n\u003cp\u003eThese curves can be useful for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eCompact HO scale layouts\u003c\/li\u003e\n\u003cli\u003eSmall continuous-running ovals\u003c\/li\u003e\n\u003cli\u003eIndustrial and switching layouts\u003c\/li\u003e\n\u003cli\u003eBranch-line scenes\u003c\/li\u003e\n\u003cli\u003eSpace-limited track plans\u003c\/li\u003e\n\u003cli\u003eAtlas sectional-track layouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCheck Your Equipment's Minimum Radius\u003c\/h3\u003e\n\n\u003cp\u003eBecause \u003cstrong\u003e15\" is a relatively tight HO scale radius\u003c\/strong\u003e, not every locomotive or piece of rolling stock is designed to operate reliably on curves this sharp. Longer locomotives, full-length passenger cars and some modern freight equipment may require a broader minimum radius.\u003c\/p\u003e\n\n\u003cp\u003eBefore designing a layout around 15\" radius curves, check the manufacturer's recommended minimum radius for the locomotives and rolling stock you plan to operate.\u003c\/p\u003e\n\n\u003ch3\u003eOne Package Makes a 180° Curve\u003c\/h3\u003e\n\n\u003cp\u003eWith six 30° sections in each package, ATL530 makes it particularly simple to build a semicircular curve. Connect all six pieces together and the track changes direction by exactly \u003cstrong\u003e180°\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eFor a basic oval, two packages provide the curved track needed for both 180° ends. Straight track can then be added between the curves to determine the overall length of the layout.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Code 83 15\" Radius Track Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e15\" radius curved track\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e6 sections per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e30° of curvature per section\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e180° of curvature per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e12 sections form a complete 360° circle\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eTwo packages provide enough curves for a complete circle\u003c\/li\u003e\n\u003cli\u003eFixed sectional-track geometry\u003c\/li\u003e\n\u003cli\u003eNickel silver rail\u003c\/li\u003e\n\u003cli\u003ePrototypically fine brown ties\u003c\/li\u003e\n\u003cli\u003ePart of the Atlas HO Code 83 Snap-Track system\u003c\/li\u003e\n\u003cli\u003eIdeal for compact and space-limited HO layouts\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number 0530\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL530\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e15\" Radius vs. Broader HO Curves\u003c\/h3\u003e\n\n\u003cp\u003eThe primary advantage of a 15\" radius curve is its \u003cstrong\u003ecompact footprint\u003c\/strong\u003e. It allows a continuous-running HO railroad to fit into less space than layouts built with broader 18\", 22\" or 24\" radius curves.\u003c\/p\u003e\n\n\u003cp\u003eThe tradeoff is equipment compatibility and appearance. Broader curves generally accommodate longer locomotives and rolling stock more comfortably and provide a more gradual appearance. Choose the curve radius that best balances your available layout space with the equipment you intend to operate.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eAtlas HO Code 83 track features \u003cstrong\u003eprototypically fine brown ties and nickel silver rail\u003c\/strong\u003e, providing a finer and more scale-appropriate appearance than traditional Code 100 track while maintaining dependable operation.\u003c\/p\u003e\n\n\u003cp\u003eATL530 can be combined with additional Atlas Code 83 curved sections, straight track, flex track, turnouts and crossings to build anything from a compact oval to a more elaborate permanent HO scale railroad.\u003c\/p\u003e\n\n\u003ch3\u003eShop Atlas HO Code 83 Curved Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"\/collections\/atlas-ho-code-83-curved-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Curved Track\u003c\/strong\u003e\u003c\/a\u003e collection for additional curve radii and fractional curved sections for building and adjusting HO track geometry.\u003c\/p\u003e\n\n\u003ch3\u003eBuild with Atlas HO Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eShop our complete \u003ca href=\"\/collections\/atlas-ho-code-83-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Track\u003c\/strong\u003e\u003c\/a\u003e collection for curved track, straight track, flex track, turnouts, crossings and additional components.\u003c\/p\u003e\n\n\u003cp\u003eExplore \u003ca href=\"\/collections\/atlas-ho-code-83-straight-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Straight Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-flex-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Flex Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-turnouts-switches\"\u003e\u003cstrong\u003eAtlas HO Code 83 Turnouts \u0026amp; Switches\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/atlas-ho-code-83-crossings\"\u003e\u003cstrong\u003eAtlas HO Code 83 Crossings\u003c\/strong\u003e\u003c\/a\u003e for additional layout-building components.\u003c\/p\u003e\n\n\u003ch3\u003eHO Scale Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our complete \u003ca href=\"\/collections\/atlas-ho-scale-track\"\u003e\u003cstrong\u003eAtlas HO Scale Track\u003c\/strong\u003e\u003c\/a\u003e selection or explore \u003ca href=\"\/collections\/ho-scale-track\"\u003e\u003cstrong\u003eHO Scale Track\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/model-railroad-track\"\u003e\u003cstrong\u003eModel Railroad Track\u003c\/strong\u003e\u003c\/a\u003e for additional track systems and manufacturers.\u003c\/p\u003e\n\n\u003cp\u003eShop additional products from \u003ca href=\"\/collections\/atlas-model-railroad\"\u003e\u003cstrong\u003eAtlas Model Railroad\u003c\/strong\u003e\u003c\/a\u003e and browse \u003ca href=\"\/collections\/atlas-in-stock-products\"\u003e\u003cstrong\u003eAtlas In-Stock Products\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":42569349038336,"sku":"ATL530","price":10.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/6453\/5552\/products\/ATL530_FSH.jpg?v=1789357574"},{"product_id":"atl536","title":"Atlas HO Code 83 24\" Radius Curved Track – 6-Pack – ATL536","description":"\u003cp\u003e\u003cstrong\u003eAtlas HO Code 83 24\" Radius Curved Track – 6-Pack – ATL536\u003c\/strong\u003e includes six fixed-radius curved track sections for building broad, gradual curves on HO scale model railroad layouts. Each section maintains a \u003cstrong\u003e24\" radius\u003c\/strong\u003e, making this track an excellent choice for mainlines, larger ovals, passenger operations and layouts designed to accommodate longer locomotives and rolling stock.\u003c\/p\u003e\n\n\u003cp\u003eAtlas specifies that \u003cstrong\u003e16 sections form a complete 24\" radius circle\u003c\/strong\u003e. Since a full circle is 360°, each section provides \u003cstrong\u003e22.5° of curvature\u003c\/strong\u003e. The six sections included in one ATL536 package therefore provide a total of \u003cstrong\u003e135° of curved track\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003e24\" Radius Curved Track Geometry\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRadius:\u003c\/strong\u003e 24\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve per section:\u003c\/strong\u003e 22.5°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections per package:\u003c\/strong\u003e 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal curve per package:\u003c\/strong\u003e 135°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections required for a 180° semicircle:\u003c\/strong\u003e 8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSections required for a complete 360° circle:\u003c\/strong\u003e 16\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eBecause Atlas uses 16 sections for a complete circle, one 6-pack does \u003cstrong\u003enot\u003c\/strong\u003e create a complete semicircle. Eight sections are required for 180°, while 16 sections are required for a complete circle.\u003c\/p\u003e\n\n\u003ch3\u003eWhat Does 24\" Radius Mean?\u003c\/h3\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e24\" radius\u003c\/strong\u003e is measured from the theoretical center of the curve to the track centerline. It does not mean each individual track section is 24\" long.\u003c\/p\u003e\n\n\u003cp\u003eA complete 24\" radius circle measures approximately \u003cstrong\u003e48\" in diameter at the track centerline\u003c\/strong\u003e. Additional space should be allowed outside the track for roadbed, scenery and the overhang of locomotives and rolling stock.\u003c\/p\u003e\n\n\u003ch3\u003eBroad Curves for HO Scale Railroads\u003c\/h3\u003e\n\n\u003cp\u003eA 24\" radius provides a broader and more gradual curve than Atlas 15\", 18\" and 22\" radius sectional track. Broader curves can improve the appearance of trains as they travel around the layout and are particularly useful when operating longer equipment.\u003c\/p\u003e\n\n\u003cp\u003e24\" radius curves are well suited for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eMainline curves\u003c\/li\u003e\n\u003cli\u003eLarge continuous-running layouts\u003c\/li\u003e\n\u003cli\u003ePassenger train operations\u003c\/li\u003e\n\u003cli\u003eLong freight cars\u003c\/li\u003e\n\u003cli\u003eModern locomotives\u003c\/li\u003e\n\u003cli\u003eBroad oval track plans\u003c\/li\u003e\n\u003cli\u003ePassing sidings\u003c\/li\u003e\n\u003cli\u003eStation approaches\u003c\/li\u003e\n\u003cli\u003eLayouts where smoother-looking curvature is desired\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow Many Sections Do You Need?\u003c\/h3\u003e\n\n\u003cp\u003eEach ATL536 curved section covers \u003cstrong\u003e22.5°\u003c\/strong\u003e. Eight sections create a 180° semicircle, while \u003cstrong\u003e16 sections create a complete 360° circle\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eSince each package contains six sections, two packages provide 12 sections and are \u003cstrong\u003enot enough for a complete circle\u003c\/strong\u003e. Starting from zero track, three packages provide 18 sections, enough to build a complete 16-piece circle with two curved sections remaining.\u003c\/p\u003e\n\n\u003ch3\u003e24\" Radius vs. 22\" Radius Track\u003c\/h3\u003e\n\n\u003cp\u003eAtlas 22\" and 24\" radius curved track use the same 22.5° sectional geometry, with 16 sections required for a complete circle. The difference is the radius itself. The 24\" radius pushes the track farther from the center of the curve, producing a broader overall arc.\u003c\/p\u003e\n\n\u003cp\u003eA complete 22\" radius circle measures approximately 44\" across at the track centerline, while a \u003cstrong\u003e24\" radius circle measures approximately 48\"\u003c\/strong\u003e. The additional space can provide a more gradual appearance and may better accommodate longer HO scale equipment.\u003c\/p\u003e\n\n\u003ch3\u003eCheck Equipment Minimum Radius\u003c\/h3\u003e\n\n\u003cp\u003eA 24\" radius can accommodate a wide range of HO scale locomotives and rolling stock, but minimum-radius requirements vary by model. Particularly long locomotives, passenger cars and specialized equipment may still require broader curves.\u003c\/p\u003e\n\n\u003cp\u003eAlways check the manufacturer's recommended minimum radius for the equipment you plan to operate before finalizing your track plan.\u003c\/p\u003e\n\n\u003ch3\u003eAtlas HO Code 83 24\" Radius Track Features\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHO Scale 1:87\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e24\" radius curved track\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e6 sections per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e22.5° of curvature per section\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e135° of total curvature per package\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e8 sections create a 180° semicircle\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e16 sections create a complete 360° circle\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eApproximately 48\" circle diameter at track centerline\u003c\/li\u003e\n\u003cli\u003eFixed sectional-track geometry\u003c\/li\u003e\n\u003cli\u003eNickel silver rail\u003c\/li\u003e\n\u003cli\u003ePrototypically fine brown ties\u003c\/li\u003e\n\u003cli\u003eIdeal for broad mainline curves and larger HO layouts\u003c\/li\u003e\n\u003cli\u003eAtlas manufacturer item number 0536\u003c\/li\u003e\n\u003cli\u003eFusion Scale Hobbies SKU ATL536\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAtlas HO Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eAtlas HO Code 83 track features \u003cstrong\u003eprototypically fine brown ties and nickel silver rail\u003c\/strong\u003e, providing a finer and more scale-appropriate appearance than traditional Code 100 track while maintaining dependable operation for HO scale model railroads.\u003c\/p\u003e\n\n\u003cp\u003eATL536 can be combined with other Atlas Code 83 curved sections, straight track, flex track, turnouts and crossings to build and expand a complete HO scale track system.\u003c\/p\u003e\n\n\u003ch3\u003eShop Atlas HO Code 83 Curved Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our \u003ca href=\"\/collections\/atlas-ho-code-83-curved-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Curved Track\u003c\/strong\u003e\u003c\/a\u003e collection for additional radii and fractional curved sections for building precise HO scale track arrangements.\u003c\/p\u003e\n\n\u003ch3\u003eBuild with Atlas HO Code 83 Track\u003c\/h3\u003e\n\n\u003cp\u003eShop our complete \u003ca href=\"\/collections\/atlas-ho-code-83-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Track\u003c\/strong\u003e\u003c\/a\u003e collection for curved track, straight track, flex track, turnouts, crossings and additional components.\u003c\/p\u003e\n\n\u003cp\u003eExplore \u003ca href=\"\/collections\/atlas-ho-code-83-straight-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Straight Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-flex-track\"\u003e\u003cstrong\u003eAtlas HO Code 83 Flex Track\u003c\/strong\u003e\u003c\/a\u003e, \u003ca href=\"\/collections\/atlas-ho-code-83-turnouts-switches\"\u003e\u003cstrong\u003eAtlas HO Code 83 Turnouts \u0026amp; Switches\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/atlas-ho-code-83-crossings\"\u003e\u003cstrong\u003eAtlas HO Code 83 Crossings\u003c\/strong\u003e\u003c\/a\u003e for additional layout-building components.\u003c\/p\u003e\n\n\u003ch3\u003eHO Scale Track\u003c\/h3\u003e\n\n\u003cp\u003eBrowse our complete \u003ca href=\"\/collections\/atlas-ho-scale-track\"\u003e\u003cstrong\u003eAtlas HO Scale Track\u003c\/strong\u003e\u003c\/a\u003e selection or explore \u003ca href=\"\/collections\/ho-scale-track\"\u003e\u003cstrong\u003eHO Scale Track\u003c\/strong\u003e\u003c\/a\u003e and \u003ca href=\"\/collections\/model-railroad-track\"\u003e\u003cstrong\u003eModel Railroad Track\u003c\/strong\u003e\u003c\/a\u003e for additional track systems and manufacturers.\u003c\/p\u003e\n\n\u003cp\u003eShop additional products from \u003ca href=\"\/collections\/atlas-model-railroad\"\u003e\u003cstrong\u003eAtlas Model Railroad\u003c\/strong\u003e\u003c\/a\u003e and browse \u003ca href=\"\/collections\/atlas-in-stock-products\"\u003e\u003cstrong\u003eAtlas In-Stock Products\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":42569349234944,"sku":"ATL536","price":9.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0613\/6453\/5552\/products\/ATL536_FSH.jpg?v=1789433314"}],"url":"https:\/\/fusionscalehobbies.com\/collections\/atlas-ho-code-83-curved-track.oembed","provider":"Fusion Scale Hobbies","version":"1.0","type":"link"}