{"product_id":"a513-cold-roll-carbon-steel-round-tubing-1-1-4-in-od-strong-precise","title":"A513 Cold Roll Carbon Steel Round Tubing 1-1\/4 in OD - Strong, Precise","description":"\u003cp\u003eIn this review the focus is on practicality: the A513 cold roll carbon steel round tubing is a straightforward choice for metalworkers and fabricators who need rigid, reliably sized tube stock for shafts, pins, or repair projects. The single biggest reason to buy is its strength and dimensional consistency as drawn over mandrel tube that meets ASTM-A513, which makes it useful where stiffness and fit matter more than ease of welding. The review is based on the product description and customer feedback about fit and material performance.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eA513 steel construction:\u003c\/strong\u003e Provides high strength and rigidity for load-bearing applications where deflection must be minimized.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDrawn over mandrel finish:\u003c\/strong\u003e Gives improved surface quality and consistent wall thickness for better fits and smoother machining.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e1-1\/4 in outside diameter:\u003c\/strong\u003e A common nominal size that fits many standard fixtures and fittings without custom adapters.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e0.75 in inside diameter and 0.25 in wall:\u003c\/strong\u003e A thick wall profile that suits shafts, spindles, and components requiring torsional strength.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e48 in length:\u003c\/strong\u003e Long enough for multiple cuts or longer projects, reducing the need to join sections in many applications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMeets ASTM-A513:\u003c\/strong\u003e Offers buyers a recognized standard for mechanical and dimensional expectations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis tubing is best for machinists, hobbyists, and small fabrication shops that need sturdy tube stock for pins, rods, shafts, spindles, sprockets, or structural elements where \u003cstrong\u003esteel quality\u003c\/strong\u003e and rigidity are priorities. It fits projects where a tight outer diameter and thick wall will resist bending and hold bearings or press-fit components reliably.\u003c\/p\u003e\n\u003cp\u003eThose who require excellent weldability or the easiest machinability might look elsewhere or plan for preheating and specific welding procedure adjustments, since A513 and 1018-like carbon steel have only modest weldability and slightly lower machinability compared with softer alloys.\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\u003eGood material strength and rigidity, suitable for load-bearing applications.\u003c\/li\u003e\n \u003cli\u003eDrawn over mandrel finish yields accurate outer dimensions and smooth surface for bearings and sleeves.\u003c\/li\u003e\n \u003cli\u003eThick 0.25 in wall supports shafts and spindles with reduced deflection.\u003c\/li\u003e\n \u003cli\u003eLong 48 in length allows multiple uses from a single piece.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eLower machinability and weldability compared with low-carbon steels, which can require more effort or special procedures.\u003c\/li\u003e\n \u003cli\u003eSome customers report the inner diameter can be slightly smaller than expected, which may affect tight-fit assemblies.\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-like)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd\u003e1-1\/4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eInside Diameter\u003c\/td\u003e\n\u003ctd\u003e0.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eWall Thickness\u003c\/td\u003e\n\u003ctd\u003e0.25 in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e48 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 round tubing is a pragmatic, value-oriented option for anyone needing stiff, consistent tube stock for shafts, pins, or structural uses. Its drawn over mandrel finish and thick wall make it a dependable raw material when strength and dimensional stability matter, though buyers should account for slightly reduced machinability and check internal fit tolerances before final assembly.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this tubing welded or seamless?\u003c\/strong\u003e\u003cbr\u003eThis is drawn over mandrel cold roll tubing manufactured to ASTM-A513, providing a consistent finished tube intended for structural and machining uses.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it be easy to weld?\u003c\/strong\u003e\u003cbr\u003eWeldability is moderate; A513\/1018-like carbon steel can be welded but may require appropriate preheat and technique compared with lower-carbon steels.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the dimensions accurate for press-fit bearings?\u003c\/strong\u003e\u003cbr\u003eOuter diameter is consistent due to the mandrel draw, but customers have noted the inner diameter can be slightly smaller, so verify fit before committing to press-fit assemblies.\u003c\/p\u003e","brand":"Online Metals","offers":[{"title":"Default Title","offer_id":48188483829979,"sku":"B000H9K5JA","price":54.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51RCqvxR91L._AC_SL1000_108a3311-9df5-4444-975b-7d993fa77776.jpg?v=1769571263","url":"https:\/\/gearmusthave.com\/products\/a513-cold-roll-carbon-steel-round-tubing-1-1-4-in-od-strong-precise","provider":"GearMustHave","version":"1.0","type":"link"}