{"product_id":"a500-a513-carbon-steel-rectangular-tubing-1-5in-x-2-5in-structural","title":"A500\/A513 Carbon Steel Rectangular Tubing 1.5in x 2.5in - Structural","description":"\u003cp\u003eOur review of the A500\/A513 carbon steel rectangular tubing focuses on practical users who need reliable structural stock for fabrication and construction. In short, this hot rolled A36 tubing is best for builders, fabricators, and hobbyists who value good weldability and consistent dimensions at a low cost. The single biggest reason to buy is its combination of structural-grade A36 chemistry and predictable hot-rolled form, which makes it straightforward to weld, cut, and incorporate into frames, supports, and general steelwork.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eA36 carbon steel grade:\u003c\/strong\u003e Provides a balance of strength and formability that makes the tubing suitable for common structural uses like framing and supports.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot rolled finish:\u003c\/strong\u003e Ensures the section attains the listed dimensions through a high-temperature rolling process that is efficient and cost-effective.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRectangular profile:\u003c\/strong\u003e The 1.5in height by 2.5in width offers a compact footprint that is easy to mount and orient in welded assemblies and storage racks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0.12in wall thickness:\u003c\/strong\u003e Delivers a practical wall gauge for light- to medium-duty structural tasks while keeping weight manageable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e72in length:\u003c\/strong\u003e A full 6ft length reduces the number of joints for most small projects and is convenient for cutting to size.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeets ASTM specifications:\u003c\/strong\u003e Conformance to ASTM A36 and A513 (A500 availability on request) gives confidence in material consistency for structural applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe tubing is aimed at contractors, welders, metal fabricators, and serious DIYers who need affordable structural steel that welds and machines predictably. Its size and wall thickness suit small frames, supports, and fixtures where medium strength and good weldability are priorities.\u003c\/p\u003e\n\u003cp\u003eThose who need precision cold-drawn finishes, high-alloy steels, or very thin gauge tubing for decorative projects should look elsewhere; this product is hot rolled A36 carbon steel intended for functional structural use rather than fine finish or specialized alloy performance.\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 strength-to-cost ratio for general structural work and framing.\u003c\/li\u003e\n\u003cli\u003eReported by customers to arrive clean with no rust and consistent welded quality.\u003c\/li\u003e\n\u003cli\u003ePractical 72in length and compact rectangular dimensions make it versatile for many builds.\u003c\/li\u003e\n\u003cli\u003eMeets ASTM specifications, which supports predictable material properties for welders and fabricators.\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 surface is not a polished finish; extra surface prep may be needed for cosmetic projects.\u003c\/li\u003e\n\u003cli\u003eNot a specialized alloy-users needing higher hardness or corrosion resistance must select different materials.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eA36 carbon steel (A500\/A513)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProfile\u003c\/td\u003e\n\u003ctd\u003eRectangular tubing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e1.5in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e2.5in\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 (6ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eHot rolled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe A500\/A513 A36 rectangular tubing is a practical, good-value choice for structural framing and welding projects where straightforward strength and weldability matter more than finish. For contractors and fabricators who need consistent dimensions and a reliable A36 grade, it represents sensible material economy and useful lengths for common metalwork.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this tubing weldable?\u003c\/strong\u003e\u003cbr\u003eYes. The A36 carbon steel grade is known for good weldability, and customers report clean welds and solid welded quality.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it arrive rust-free?\u003c\/strong\u003e\u003cbr\u003eMany buyers note the tubing arrives clean with no rust, though standard shop handling and storage practices are recommended.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use it for structural applications?\u003c\/strong\u003e\u003cbr\u003eYes. The hot rolled A36 tubing is commonly used for general structural purposes such as building frames and supports and meets ASTM specifications.\u003c\/p\u003e","brand":"Online Metals","offers":[{"title":"Default Title","offer_id":48244118061275,"sku":"B000H9NWFY","price":54.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/41K96xhaPtL._AC_SL1000_7f6db635-5615-47a6-8d21-a00eaeced567.jpg?v=1770972609","url":"https:\/\/gearmusthave.com\/products\/a500-a513-carbon-steel-rectangular-tubing-1-5in-x-2-5in-structural","provider":"GearMustHave","version":"1.0","type":"link"}