{"product_id":"a500-a513-carbon-steel-rectangular-tubing-2in-x-3in-x-72in-solid","title":"A500\/A513 Carbon Steel Rectangular Tubing 2in x 3in x 72in - Solid","description":"\u003cp\u003eOur review examines the OnlineMetals A500\/A513 carbon steel rectangular tubing and why it is a straightforward choice for basic structural work and fabrication. For contractors, hobbyist fabricators, and repair shops needing a reliable, economical rectangular tube, this product stands out for its balance of strength and weldability. In this review the single biggest reason to buy is its practical combination of common A36 hot-rolled steel chemistry and a familiar 2in by 3in by 72in size that fits many framing, support, and DIY projects without specialty ordering.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterial and standard:\u003c\/strong\u003e Hot rolled A36 steel meets ASTM-A513 and commonly available A500 specifications for general structural use, giving predictable mechanical properties for fabrication.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e The 2in height, 3in width and 72in length provide a convenient standard rectangular profile that simplifies cutting and planning for frames or supports.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWall thickness:\u003c\/strong\u003e With a 0.083in wall, the tubing offers a balance of weight and rigidity suitable for light to medium duty structural applications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWeldability:\u003c\/strong\u003e Customers report good welded quality, meaning it accepts common welding processes without unusual preparation or postwork.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eValue:\u003c\/strong\u003e As a widely used steel tubing type, it delivers low cost per foot compared with specialty alloys, making it practical for projects where cost matters.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e The hot rolled surface is typical for A36 and arrives clean in many cases, reducing immediate prep for painting or assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis tubing is aimed at builders, metal shops, and DIYers who need an affordable, reliable rectangular steel section for structural framing, supports, gates, racks, or furniture projects. Its standard 2in by 3in profile and 72in length make it easy to plan cuts and weld joints in common shop setups.\u003c\/p\u003e\n\u003cp\u003eThose who require stainless resistance, precision cold-rolled finishes, or specialty alloys for corrosion-critical marine environments should look elsewhere. Also, if a thicker wall is needed for heavy industrial loadbearing, a heavier-gauge tube would be more appropriate.\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\u003eGood overall strength and predictable A36 performance for general structural tasks.\u003c\/li\u003e\n \u003cli\u003eWell received by customers for weldability and arriving clean with little surface rust.\u003c\/li\u003e\n \u003cli\u003eValue oriented - common, low-cost material suitable for many builds and repairs.\u003c\/li\u003e\n \u003cli\u003eConvenient standard length (72in) reduces the need for multiple splices on many projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eHot rolled finish and A36 chemistry are not corrosion resistant like painted or stainless alternatives.\u003c\/li\u003e\n \u003cli\u003eAt 0.083in wall thickness, it is lightweight and may not suit heavy-duty loadbearing without additional reinforcement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eRectangular tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHot rolled carbon steel (A36)\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\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e2in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eWidth\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\u003e0.083in\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 OnlineMetals A500\/A513 carbon steel rectangular tubing is a sensible, cost-effective choice for common structural and fabrication needs where A36 performance and weldability are sufficient. It is best for contractors and hobbyists who want a standard-sized, easy-to-weld tube that offers good value; it is not intended for corrosion-critical or heavy industrial applications without additional protection or heavier gauge material.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this tubing weldable?\u003c\/strong\u003e\u003cbr\u003eYes. The hot rolled A36 chemistry is commonly welded with standard shop processes and customers report good welded quality.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it come pre-finished against rust?\u003c\/strong\u003e\u003cbr\u003eThe tube is hot rolled A36 and typically arrives clean, but it is not stainless or painted; surface protection is recommended for long-term outdoor use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs ASTM-A500 guaranteed?\u003c\/strong\u003e\u003cbr\u003eThe product meets ASTM-A513 and ASTM-A500 is available on request, so contact the supplier for availability and specific certification if A500 is required.\u003c\/p\u003e","brand":"Online Metals","offers":[{"title":"Default Title","offer_id":48256337346779,"sku":"B000H9QV84","price":52.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/41K96xhaPtL._AC_SL1000_92d3fbc7-c735-47c6-8442-1302a41662f9.jpg?v=1778293713","url":"https:\/\/gearmusthave.com\/products\/a500-a513-carbon-steel-rectangular-tubing-2in-x-3in-x-72in-solid","provider":"GearMustHave","version":"1.0","type":"link"}