{"product_id":"a513-cold-roll-carbon-steel-round-tubing-1-1-2in-od-durable-drawn","title":"A513 Cold Roll Carbon Steel Round Tubing 1-1\/2in OD - Durable Drawn","description":"\u003cp\u003eIn this review of the A513 Cold Roll Carbon Steel Round Tubing the bottom line is straightforward: this tube is best for fabricators, HVAC technicians, and automotive hobbyists who need a strong, consistent welded tubing with a smooth bore. The reviewer found the tubing's cold rolled construction and drawn-over-mandrel process deliver a reliably uniform wall and improved yield strength compared with hot rolled alternatives, making it well suited to structural pin and shaft applications or fluid lines where consistent dimensions matter.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial and grade:\u003c\/strong\u003e A513\/1018 carbon steel gives good rigidity and tensile strength for pins, rods, and shafts used in machinery and automotive parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrawn-over-mandrel bore:\u003c\/strong\u003e The welded tube is drawn over a mandrel to produce a smoother inner surface and a more consistent wall thickness than standard welded tubing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold rolled finish:\u003c\/strong\u003e Cold rolling increases yield strength and hardness versus hot rolled tubing, improving durability in demanding installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication versatility:\u003c\/strong\u003e Suitable for transport of fluids and gases and for automotive HVAC lines where a reliable welded tube construction is acceptable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensional clarity:\u003c\/strong\u003e The listed dimensions provide predictable fit for assemblies needing 1-1\/2in outside diameter and a sturdy 0.188in wall thickness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe tubing is aimed at professionals and experienced DIYers who require solid, industrial-grade carbon steel tubing for mechanical components, fuel or AC lines in automotive projects, and structural uses where strength and uniform walls matter. Shops that fabricate pins, rods, shafts, and sprocket components will benefit from the 1018 carbon steel properties.\u003c\/p\u003e\n\u003cp\u003eThose who need the highest machinability or the easiest weldability might look elsewhere, since A513\/1018 trades some ease of welding for added strength. For corrosion-sensitive applications, consider stainless alternatives rather than this carbon steel tubing.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStrong and rigid 1018 carbon steel construction suited to load-bearing pins and shafts.\u003c\/li\u003e\n\u003cli\u003eDrawn-over-mandrel process produces a smoother bore and consistent wall for predictable performance.\u003c\/li\u003e\n\u003cli\u003eCold rolled for improved yield strength and hardness compared with hot rolled tube.\u003c\/li\u003e\n\u003cli\u003eCustomers report solid value and good overall steel quality for automotive and fabrication projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMachinability and weldability are slightly lower than some softer steels, so extra care or prep may be needed during fabrication.\u003c\/li\u003e\n\u003cli\u003eSome users report the inner diameter can be slightly smaller than expected, which may affect tight-fit inserts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eMeets ASTM A513\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e1018 carbon steel (A513)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutside diameter\u003c\/td\u003e\n\u003ctd\u003e1-1\/2in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInside diameter\u003c\/td\u003e\n\u003ctd\u003e1.12in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWall thickness\u003c\/td\u003e\n\u003ctd\u003e0.188in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e48in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacture\u003c\/td\u003e\n\u003ctd\u003eWelded, drawn over mandrel, cold rolled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe A513 Cold Roll Carbon Steel Round Tubing is a practical, value-minded choice for fabricators and automotive technicians who need a strong, consistent welded tube with a smooth bore and reliable wall thickness. It offers good strength and durability for pins, shafts, and fluid lines, though those needing maximum weldability or corrosion resistance should consider alternate alloys.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this tubing suitable for automotive fuel or AC lines?\u003c\/strong\u003e\u003cbr\u003eYes, the tubing is specified for fluid and gas transport and is commonly used in automotive AC and related lines when carbon steel is acceptable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the inner diameter accept standard fittings?\u003c\/strong\u003e\u003cbr\u003eMost applications fit well, but some customers report the ID can be slightly smaller than expected, so verify fit for tight-tolerance inserts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this tubing be welded and machined easily?\u003c\/strong\u003e\u003cbr\u003eIt is weldable and machinable, but A513\/1018 has slightly reduced machinability and weldability compared with softer steels, so adjust processes accordingly.\u003c\/p\u003e","brand":"Online Metals","offers":[{"title":"Default Title","offer_id":48247085629659,"sku":"B000H9P6SU","price":65.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51RCqvxR91L._AC_SL1000_66a7a7ef-eff1-4885-b23d-b11baaac0d09.jpg?v=1771062317","url":"https:\/\/gearmusthave.com\/products\/a513-cold-roll-carbon-steel-round-tubing-1-1-2in-od-durable-drawn","provider":"GearMustHave","version":"1.0","type":"link"}