{"product_id":"a513-cold-roll-carbon-steel-round-tubing-2-in-od-durable-precise","title":"A513 Cold Roll Carbon Steel Round Tubing 2 in OD - Durable, Precise","description":"\u003cp\u003eOur review of the A513 Cold Roll Carbon Steel Round Tubing finds it best suited for fabricators and DIY mechanics who need a strong, consistent tube for structural or fluid-handling work. The single biggest reason to buy is its combination of cold rolled strength and a mandrel-drawn weld that produces a smoother bore and consistent wall thickness, making it reliable for applications like automotive A\/C lines, shafts, and fuel-related projects. The tubing meets \u003cstrong\u003eASTM A513\u003c\/strong\u003e standards, so buyers who prioritize predictable mechanical properties will appreciate its performance.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial strength:\u003c\/strong\u003e The A513 steel formulation offers high strength and rigidity, which helps the tubing resist bending and hold tight tolerances under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold rolled finish:\u003c\/strong\u003e Cold rolling increases yield strength and hardness compared with hot rolled alternatives, improving durability in demanding uses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrawn over mandrel:\u003c\/strong\u003e The mandrel-drawn weld produces a smoother bore and more consistent wall thickness than non-drawn welded tubing, aiding fluid flow and machining.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication versatility:\u003c\/strong\u003e With a 2 in outside diameter and 0.12 in wall, the tube is well suited for automotive, HVAC, and general industrial uses like shafts and pins.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards compliance:\u003c\/strong\u003e Meeting ASTM A513 gives assurance of manufacturing quality and dimensional consistency for engineered projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis tubing is aimed at professionals and hobbyists who need a reliable, strong tube for mechanical components, fuel and A\/C lines, or structural projects. Customers working on vehicle repairs, custom fabrication, or small machinery parts will value the \u003cstrong\u003e1018 carbon steel\u003c\/strong\u003e characteristics for pins, rods, and shafts.\u003c\/p\u003e\n\u003cp\u003eThose who need exceptionally high weldability or maximum ease of machining might consider alternate grades, since higher-carbon content can mean slightly lower machinability and weldability. Also, buyers requiring seamless tubing for specific metallurgical reasons should compare options before purchasing.\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\u003eConsistent wall thickness and smooth internal bore from the drawn-over-mandrel process.\u003c\/li\u003e\n\u003cli\u003eGood value and apparent \u003cstrong\u003esteel quality\u003c\/strong\u003e for automotive and HVAC applications.\u003c\/li\u003e\n\u003cli\u003eCold rolled finish provides extra yield strength and hardness for structural uses.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigher carbon content means slightly lower machinability and weldability compared with softer carbon steels.\u003c\/li\u003e\n\u003cli\u003eSome users report the inner diameter can be marginally smaller than expected, so check fit for precision inserts or seals.\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\u003eASTM A513\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eA513 cold roll carbon steel (1018-type)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd\u003e2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInside Diameter\u003c\/td\u003e\n\u003ctd\u003e1.76 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWall Thickness\u003c\/td\u003e\n\u003ctd\u003e0.12 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e72 in\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 choice for fabricators and mechanics who need a durable, dimensionally consistent tube for automotive, HVAC, or light structural work. Its mandrel-drawn bore and cold rolled strength deliver good value and reliable performance, though buyers who need maximum weldability or exact inner bore tolerances should verify compatibility before ordering.\u003c\/p\u003e\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, customers report successful use in fuel tank and related applications, but verify inner diameter fits your fittings and seals.\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 expect slightly lower machinability and weldability than lower-carbon steels; plan for appropriate welding procedures.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it meet industry standards?\u003c\/strong\u003e\u003cbr\u003eYes, the tubing meets ASTM A513 for welded and drawn cold roll tubing, providing consistent wall and dimensional quality.\u003c\/p\u003e","brand":"Online Metals","offers":[{"title":"Default Title","offer_id":48618789109979,"sku":"B000H9K4ZU","price":83.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51RCqvxR91L._AC_SL1000_724b46f3-3926-45d9-8c9b-9e8245fc98be.jpg?v=1778468924","url":"https:\/\/gearmusthave.com\/products\/a513-cold-roll-carbon-steel-round-tubing-2-in-od-durable-precise","provider":"GearMustHave","version":"1.0","type":"link"}