{"product_id":"3-16-a36-steel-square-plate","title":"3\/16\" A36 Steel Square Plate – Select Size","description":"\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cspan role=\"text\"\u003e\u003cstrong\u003e3\/16\" A36 Steel Square Plates – Precision Cut for Fabrication, Welding \u0026amp; Repair\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003eOur \u003cstrong\u003e3\/16\" thick A36 steel square plates\u003c\/strong\u003e are precision CNC plasma cut from premium \u003cstrong\u003eASTM A36 low carbon steel\u003c\/strong\u003e and are available in sizes from \u003cstrong\u003e4\" × 4\" to 30\" × 30\"\u003c\/strong\u003e. Designed for professional fabricators, welders, manufacturers, and DIY builders, these plates are ideal for structural reinforcement, base plates, brackets, machinery repairs, trailer fabrication, and countless custom metalworking projects.\u003c\/p\u003e\n\u003cp\u003eEvery plate is cut in-house with clean, weld-ready edges for consistent quality and dependable performance. Whether you need a single plate or multiple pieces, JWM Metal Supply delivers precision-cut American steel with fast turnaround and free shipping.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePremium ASTM A36 Low Carbon Steel\u003c\/li\u003e\n\u003cli\u003e3\/16\" (0.188\") Thick\u003c\/li\u003e\n\u003cli\u003eSquare Sizes from 4\" × 4\" to 30\" × 30\"\u003c\/li\u003e\n\u003cli\u003ePrecision CNC Plasma Cut\u003c\/li\u003e\n\u003cli\u003eClean, Weld-Ready Edges\u003c\/li\u003e\n\u003cli\u003eRaw Mill Finish\u003c\/li\u003e\n\u003cli\u003eExcellent Weldability\u003c\/li\u003e\n\u003cli\u003eEasy to Drill and Machine\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAlways Fast \u0026amp; Free Shipping\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eShips in 1–5 Business Days\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e ASTM A36 Low Carbon Steel\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThickness:\u003c\/strong\u003e 3\/16\" (0.188\")\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShape:\u003c\/strong\u003e Square\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAvailable Sizes:\u003c\/strong\u003e 4\" × 4\" through 30\" × 30\"\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturing Process:\u003c\/strong\u003e CNC Plasma Cut\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDimensional Tolerance:\u003c\/strong\u003e ±0.025\"\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFinish:\u003c\/strong\u003e Raw, Uncoated Steel\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e USA\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eCommon Uses\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBase Plates\u003c\/li\u003e\n\u003cli\u003eMounting Plates\u003c\/li\u003e\n\u003cli\u003eTrailer Fabrication\u003c\/li\u003e\n\u003cli\u003eWelding Projects\u003c\/li\u003e\n\u003cli\u003eStructural Reinforcement\u003c\/li\u003e\n\u003cli\u003eEquipment Repair\u003c\/li\u003e\n\u003cli\u003eAgricultural Equipment\u003c\/li\u003e\n\u003cli\u003eMachine Components\u003c\/li\u003e\n\u003cli\u003eIndustrial Fabrication\u003c\/li\u003e\n\u003cli\u003eDIY Metal Projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eWhy Buy From JWM Metal Supply?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision Cut in Kansas\u003c\/li\u003e\n\u003cli\u003ePremium American Steel\u003c\/li\u003e\n\u003cli\u003eNo Minimum Order\u003c\/li\u003e\n\u003cli\u003eFast Turnaround\u003c\/li\u003e\n\u003cli\u003eAlways Fast \u0026amp; Free Shipping\u003c\/li\u003e\n\u003cli\u003eShips in 1–5 Business Days\u003c\/li\u003e\n\u003cli\u003eBulk Pricing Available\u003c\/li\u003e\n\u003cli\u003eFamily-Owned Fabrication Shop\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan role=\"text\"\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan these plates be welded?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. ASTM A36 low carbon steel offers excellent weldability using MIG, TIG, or Stick welding.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I drill or machine these plates?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAbsolutely. A36 steel machines and drills easily using standard metalworking tools.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill my plate have mill scale?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Plates are supplied with a raw mill finish and may contain light mill scale, scratches, or surface discoloration typical of carbon steel.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I order larger quantities?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes! Contact us for bulk pricing and custom quotes.\u003c\/p\u003e","brand":"JWM Metal Supply","offers":[{"title":"4\"","offer_id":46252900810923,"sku":"PLT-SQ-3-16-4","price":17.09,"currency_code":"USD","in_stock":true},{"title":"5\"","offer_id":46252900843691,"sku":"PLT-SQ-3-16-5","price":17.92,"currency_code":"USD","in_stock":true},{"title":"6\"","offer_id":46252900876459,"sku":"PLT-SQ-3-16-6","price":19.27,"currency_code":"USD","in_stock":true},{"title":"7\"","offer_id":46252900909227,"sku":"PLT-SQ-3-16-7","price":19.97,"currency_code":"USD","in_stock":true},{"title":"8\"","offer_id":46252900941995,"sku":"PLT-SQ-3-16-8","price":21.74,"currency_code":"USD","in_stock":true},{"title":"9\"","offer_id":46252900974763,"sku":"PLT-SQ-3-16-9","price":23.71,"currency_code":"USD","in_stock":true},{"title":"10\"","offer_id":46252901007531,"sku":"PLT-SQ-3-16-10","price":25.9,"currency_code":"USD","in_stock":true},{"title":"11\"","offer_id":46252901040299,"sku":"PLT-SQ-3-16-11","price":32.86,"currency_code":"USD","in_stock":true},{"title":"12\"","offer_id":46252901073067,"sku":"PLT-SQ-3-16-12","price":34.62,"currency_code":"USD","in_stock":true},{"title":"13\"","offer_id":46252901105835,"sku":"PLT-SQ-3-16-13","price":37.45,"currency_code":"USD","in_stock":true},{"title":"14\"","offer_id":46252901138603,"sku":"PLT-SQ-3-16-14","price":40.5,"currency_code":"USD","in_stock":true},{"title":"15\"","offer_id":46252901171371,"sku":"PLT-SQ-3-16-15","price":47.5,"currency_code":"USD","in_stock":true},{"title":"16\"","offer_id":46252901204139,"sku":"PLT-SQ-3-16-16","price":50.97,"currency_code":"USD","in_stock":true},{"title":"17\"","offer_id":46252901236907,"sku":"PLT-SQ-3-16-17","price":53.81,"currency_code":"USD","in_stock":true},{"title":"18\"","offer_id":46252901269675,"sku":"PLT-SQ-3-16-18","price":57.7,"currency_code":"USD","in_stock":true},{"title":"19\"","offer_id":46252901302443,"sku":"PLT-SQ-3-16-19","price":61.81,"currency_code":"USD","in_stock":true},{"title":"20\"","offer_id":46252901335211,"sku":"PLT-SQ-3-16-20","price":66.12,"currency_code":"USD","in_stock":true},{"title":"21\"","offer_id":46252901367979,"sku":"PLT-SQ-3-16-21","price":70.65,"currency_code":"USD","in_stock":true},{"title":"22\"","offer_id":46252901400747,"sku":"PLT-SQ-3-16-22","price":82.25,"currency_code":"USD","in_stock":true},{"title":"23\"","offer_id":46252901433515,"sku":"PLT-SQ-3-16-23","price":87.2,"currency_code":"USD","in_stock":true},{"title":"24\"","offer_id":46252901466283,"sku":"PLT-SQ-3-16-24","price":92.39,"currency_code":"USD","in_stock":true},{"title":"25\"","offer_id":46252901499051,"sku":"PLT-SQ-3-16-25","price":97.76,"currency_code":"USD","in_stock":true},{"title":"26\"","offer_id":46252901531819,"sku":"PLT-SQ-3-16-26","price":103.37,"currency_code":"USD","in_stock":true},{"title":"27\"","offer_id":46252901564587,"sku":"PLT-SQ-3-16-27","price":108.33,"currency_code":"USD","in_stock":true},{"title":"28\"","offer_id":46252901597355,"sku":"PLT-SQ-3-16-28","price":124.59,"currency_code":"USD","in_stock":true},{"title":"29\"","offer_id":46252901630123,"sku":"PLT-SQ-3-16-29","price":130.82,"currency_code":"USD","in_stock":true},{"title":"30\"","offer_id":46252901662891,"sku":"PLT-SQ-3-16-30","price":137.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/0375\/5947\/files\/ChatGPT_Image_Jul_2_2026_10_15_13_PM.png?v=1785877539","url":"https:\/\/jwmmetalsupply.com\/products\/3-16-a36-steel-square-plate","provider":"JWM Metal Supply","version":"1.0","type":"link"}