{"product_id":"a500-a513-carbon-steel-square-tubing-3in-x-0-12in-x-36in-structural","title":"A500 A513 Carbon Steel Square Tubing 3in x 0.12in x 36in - Structural","description":"\u003cp\u003eIn this review the reviewer looks at the A500\/A513 carbon steel square tubing to determine whether it suits small structural projects and metalworking shops. The bottom line is simple: this 3in by 0.12in wall, 36in length tube is a solid choice when you need an affordable, weldable piece of steel that meets common structural specifications. For builders, fabricators, and hobbyists who value straightforward strength and easy welding, this tubing delivers dependable performance without unnecessary extras.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Strength:\u003c\/strong\u003e A500\/A513 carbon steel provides good structural strength suitable for light framing and support applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeldability:\u003c\/strong\u003e The steel is easy to weld, which helps speed up fabrication and repair work in shops and on site.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Size:\u003c\/strong\u003e The 3in height and 0.12in wall in a 36in length make it convenient for common projects and reduce the need for cutting long stock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecification Compliance:\u003c\/strong\u003e Meets ASTM-A513 and has A500 availability, offering reassurance for applications that reference these standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost Effectiveness:\u003c\/strong\u003e As a commonly used tubing in North America, it tends to be lower cost compared with specialty alloys, improving project budgets.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis tubing is best for fabricators, metalworkers, and contractors who need a reliable piece of structural steel for framing, jigs, racks, or fixtures. It also fits hobbyists building carts, gates, or custom furniture where weldability and predictable strength are important.\u003c\/p\u003e\u003cp\u003eThose who need corrosion-resistant or decorative finished tubing should look elsewhere or plan for a surface treatment, since some customers reported mixed results on rust resistance. Also, if you require stainless or specialty alloy properties, this standard carbon steel will not meet those needs.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGood strength-to-cost balance for structural and small-scale industrial use.\u003c\/li\u003e\n\u003cli\u003eEasy to weld and work with common shop tools for quick fabrication.\u003c\/li\u003e\n\u003cli\u003eStandard dimensions (3in x 0.12in x 36in) reduce the need for additional cutting for many projects.\u003c\/li\u003e\n\u003cli\u003eMeets ASTM-A513 and offers A500 availability for applications referencing those specs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNot inherently corrosion resistant; some customers noted rust unless the steel is treated or painted.\u003c\/li\u003e\n\u003cli\u003eLimited to carbon steel properties, so not suitable where stainless or weathering alloys are required.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eA500 \/ A513 carbon steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e3in\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\u003e36in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eMeets ASTM-A513 (ASTM-A500 call for availability)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommon Uses\u003c\/td\u003e\n\u003ctd\u003eStructural applications, automotive, appliance, bridges, buildings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe A500\/A513 3in x 0.12in x 36in square tubing is a practical, value-oriented choice for anyone needing straightforward structural steel that is easy to weld and work with. It is especially good for fabricators and hobbyists on a budget, though buyers should plan for surface protection if resistance to corrosion is important.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eIs this tubing weldable?\u003c\/strong\u003e\u003cbr\u003eYes. A500\/A513 carbon steel is noted for good weldability and is suitable for common welding processes.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes it meet industry standards?\u003c\/strong\u003e\u003cbr\u003eYes. The product meets ASTM-A513 and A500 is available on request for applications requiring that spec.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill it rust outdoors?\u003c\/strong\u003e\u003cbr\u003eCarbon steel is not stainless; some customers reported rust unless the piece is painted or otherwise treated for corrosion resistance.\u003c\/p\u003e","brand":"Online Metals","offers":[{"title":"Default Title","offer_id":48191111823579,"sku":"B000H9QVQG","price":39.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51mvzNj-mjL._AC_SL1000_bf354085-a448-4e5e-ac18-2e526ca6ca5d.jpg?v=1769603502","url":"https:\/\/gearmusthave.com\/products\/a500-a513-carbon-steel-square-tubing-3in-x-0-12in-x-36in-structural","provider":"GearMustHave","version":"1.0","type":"link"}