{"product_id":"a500-a513-carbon-steel-square-tubing-1-5in-x-3-16in-x-48in","title":"A500\/A513 Carbon Steel Square Tubing 1.5in x 3\/16in x 48in","description":"\u003cp\u003eIn this review the A500\/A513 carbon steel square tubing is evaluated for DIY fabricators, small contractors, and hobbyists who need a reliable 4 ft length of structural tube. The bottom line: this tubing is a practical choice when strength, weldability, and economy matter most. Our review finds the piece performs as expected for common structural uses, offering consistent dimensions and straightforward welding behavior, while presenting mixed results on surface corrosion depending on storage and finishing choices.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eGood strength:\u003c\/strong\u003e The A500\/A513 grade provides the kind of tensile and yield characteristics useful in light structural frames and supports.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWeldability:\u003c\/strong\u003e The material accepts common welding methods cleanly, making it easy to join for frames, racks, or custom fixtures.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStandard size:\u003c\/strong\u003e The 1.5in height with a 3\/16in wall in a 48in length is convenient for cutting, handling, and repeating fixtures without excessive waste.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCost effective:\u003c\/strong\u003e As a common North American tubing grade, it balances performance with low material cost for projects on a budget.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eIndustry use:\u003c\/strong\u003e Meeting ASTM-A513 and A500 (availability dependent) means the tubing is suitable for many structural and industrial applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe tubing is best for hobby fabricators, small welding shops, and contractors building light structural elements such as supports, frames, and small guard rails. Its 3\/16in wall gives adequate stiffness for many non-critical structural members while remaining easy to cut and join.\u003c\/p\u003e\n\u003cp\u003eThose needing corrosion resistance out of the box or finished architectural exposed surfaces should look elsewhere or plan for a protective coating, since customer feedback shows mixed rust resistance depending on handling and finishing. For heavy structural members that require thicker sections or certified mill test reports, specify higher gauge material or consult suppliers.\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 value for money compared with specialty tubing, making it economical for multiple small projects.\u003c\/li\u003e\n \u003cli\u003eReliable dimensional consistency for straightforward fabrication and welding fit-up.\u003c\/li\u003e\n \u003cli\u003eMeets common ASTM specifications, so it fits many industry and hobbyist use cases.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSurface rust issues are reported by some customers, so additional finishing or storage care may be needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\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 (square)\u003c\/td\u003e\n\u003ctd\u003e1.5in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eWall thickness\u003c\/td\u003e\n\u003ctd\u003e3\/16in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e48in (4 ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eMeets ASTM-A513; ASTM-A500 available on request\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCommon uses\u003c\/td\u003e\n\u003ctd\u003eStructural applications, automotive, appliances, frames\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe A500\/A513 1.5in x 3\/16in x 48in square tubing is a solid, cost-conscious choice for fabricators and DIYers who need a predictable, weldable structural tube. It delivers good value and straightforward performance for light structural work, provided users address surface protection when corrosion resistance is important.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs this tubing ready for outdoor use?\u003c\/strong\u003e\u003cbr\u003eIt can be used outdoors but customers should apply a protective finish or paint, as rust resistance was mixed in reports.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it be welded with common MIG or stick processes?\u003c\/strong\u003e\u003cbr\u003eYes, the A500\/A513 material welds readily with standard MIG and stick welding techniques suitable for carbon steel.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it come in other lengths or wall thicknesses?\u003c\/strong\u003e\u003cbr\u003eThe listed item is 48in with 3\/16in wall; other sizes may be available from the supplier, including different wall gauges and lengths on request.\u003c\/p\u003e","brand":"Online Metals","offers":[{"title":"Default Title","offer_id":48617594814683,"sku":"B000H9M412","price":66.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51mvzNj-mjL._AC_SL1000_404ae41c-0b39-4cb3-bfa5-29e0319f2fc2.jpg?v=1778479485","url":"https:\/\/gearmusthave.com\/products\/a500-a513-carbon-steel-square-tubing-1-5in-x-3-16in-x-48in","provider":"GearMustHave","version":"1.0","type":"link"}