{"product_id":"a513-cold-roll-carbon-steel-round-tubing-1-5in-od-durable-accurate","title":"A513 Cold Roll Carbon Steel Round Tubing 1.5in OD - Durable, Accurate","description":"\u003cp\u003eIn this review of the A513 Cold Roll Carbon Steel Round Tubing the bottom line is simple: this tubing is built for strength and consistency, making it a solid pick for automotive, HVAC, and fluid-transfer projects where rigidity and predictable wall thickness matter. The reviewer found the tubing's cold-rolled, drawn-over-mandrel construction delivers a smoother bore and reliable dimensions, and its conformity to \u003cstrong\u003eASTM A513\u003c\/strong\u003e gives confidence for mechanical and transport uses. It is best for fabricators and mechanics who need durable 1018 carbon steel tubing rather than for projects that demand the easiest machinability or welding.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Drawn over mandrel welding produces a smoother inner bore and more consistent wall for improved fit and flow control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Strength:\u003c\/strong\u003e Cold rolled 1018 carbon steel gives greater yield strength and hardness than hot-rolled alternatives, making it suitable for load-bearing parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensional Specs:\u003c\/strong\u003e The tubing provides a precise 1.5in outside diameter with a 0.12in wall that supports accurate component fits and predictable clearances.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e Meets ASTM A513, which ensures a baseline of quality for mechanical and HVAC applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength and Versatility:\u003c\/strong\u003e Supplied at 72in length, it is long enough for many runs or can be cut to size for pins, rods, shafts, and spindles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis tubing is aimed at tradespeople and hobbyists who need a strong, dimensionally consistent metal tube for mechanical components, automotive fuel or air lines, HVAC runs, and structural pins or shafts. The combination of \u003cstrong\u003ecold rolled\u003c\/strong\u003e processing and drawn-over-mandrel welding gives a balance of hardness and bore smoothness valuable to fabricators and repair shops.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include users requiring maximum weldability or ease of cutting and forming for very complex weld jobs, and projects that need stainless corrosion resistance or softer materials for extensive machining. The steel's machinability and weldability are slightly lower than some alternatives.\u003c\/p\u003e\n\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, durable material suited for load-bearing parts and mechanical components.\u003c\/li\u003e\n\u003cli\u003eConsistent wall thickness and smoother inner bore thanks to drawn-over-mandrel construction.\u003c\/li\u003e\n\u003cli\u003eMeets ASTM A513 for quality assurance and predictable performance in HVAC and automotive lines.\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 reduced compared with lower-carbon steels, which may slow some fabrication tasks.\u003c\/li\u003e\n\u003cli\u003eSome users note the inner diameter can be marginally smaller than expected, requiring test fitting for tight-tolerance projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e1018 cold rolled carbon steel\u003c\/td\u003e\n\u003c\/tr\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\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd\u003e1.5in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInside Diameter\u003c\/td\u003e\n\u003ctd\u003e1.26in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWall Thickness\u003c\/td\u003e\n\u003ctd\u003e0.12in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e72in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe A513 Cold Roll Carbon Steel Round Tubing is a practical, value-minded choice for anyone needing sturdy, dimensionally consistent tubing for automotive, HVAC, or mechanical uses. Its \u003cstrong\u003eASTM A513\u003c\/strong\u003e compliance and drawn-over-mandrel finish make it particularly useful where a smooth bore and reliable wall thickness matter, though fabricators who prioritize ease of welding or corrosion resistance should evaluate alternatives.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this tubing suitable for automotive fuel lines?\u003c\/strong\u003e\u003cbr\u003eYes, the tubing is used in automotive applications including air conditioning and fuel tank work, though fittings and sealing methods should match the material properties.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it be welded and machined easily?\u003c\/strong\u003e\u003cbr\u003eIt can be welded and machined, but the 1018 cold rolled composition has slightly lower weldability and machinability than some softer steels, so expect modest adjustments in technique.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the dimensions reliable for tight-tolerance parts?\u003c\/strong\u003e\u003cbr\u003eDimensions are generally accurate and consistent, but some users report a slightly smaller inner diameter; test fitting is recommended for very tight tolerances.\u003c\/p\u003e","brand":"Online Metals","offers":[{"title":"Default Title","offer_id":48637001335003,"sku":"B000H9LUZ8","price":60.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51RCqvxR91L._AC_SL1000_1a7408b6-6ed9-4c3c-8f4d-fffa54f4a940.jpg?v=1778736766","url":"https:\/\/gearmusthave.com\/products\/a513-cold-roll-carbon-steel-round-tubing-1-5in-od-durable-accurate","provider":"GearMustHave","version":"1.0","type":"link"}