{"product_id":"304-stainless-steel-sheet-plate-various-sizes-thick1mm-1-5mm-2mm-3mm","title":"304 Stainless Steel Sheet Plate Various Sizes \u0026 Thick(1mm 1.5mm 2mm 3mm)","description":"\u003cdiv class=\"hdiy-desc\"\u003e\n\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003e304 Stainless Steel Sheet Plate — Corrosion-Resistant Flat Stock for DIY, Fabrication \u0026amp; Repair\u003c\/h2\u003e\n\u003cp\u003eWhen a repair, fabrication, or build project calls for a flat metal sheet that won't rust, warp, or corrode under moisture and everyday wear, finding the right cut size at the right thickness is half the battle. Whether you're a home DIYer patching a surface, a maker building a bracket, or a tradesperson needing a quick flat stock solution, these 304 stainless steel sheet plates give you a reliable starting point without ordering custom cuts.\u003c\/p\u003e\n\u003cp\u003eEach plate is made from 304-grade stainless steel — an austenitic alloy containing approximately 18% chromium and 8% nickel — offering a balance of corrosion resistance, formability, and weldability. Thickness options range from 1mm (~0.039 in) to 3mm (~0.118 in), and sheet sizes span from 50mm × 100mm (~2\" × 4\") up to 200mm × 300mm (~7.9\" × 11.8\"), with multiple intermediate sizes available as variant options.\u003c\/p\u003e\n\u003cp\u003eTypical use cases include HVAC duct patching, kitchen splashback repairs, custom shelf brackets, machine guards, and outdoor signage backing — anywhere a flat stainless steel sheet for DIY metal fabrication or a corrosion-resistant plate for outdoor repair is needed. The consistent mill finish makes it suitable for both functional and semi-decorative applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-compat\"\u003e\n\u003cspan class=\"hdiy-compat-icon\"\u003e🔩\u003c\/span\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Suitable for welding (TIG\/MIG), drilling, cutting with angle grinder or jigsaw, and bending with a sheet metal brake. Compatible with standard stainless steel fasteners and adhesives.\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-features\"\u003e\n\u003ch2\u003e✅ Key Features of These 304 Stainless Steel Sheet Plates\u003c\/h2\u003e\n\u003cul class=\"hdiy-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🛡️\u003c\/span\u003e\u003cstrong\u003e304-Grade Alloy Composition\u003c\/strong\u003e — 18\/8 chromium-nickel formulation resists oxidation, staining, and mild chemical exposure without surface coatings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e\u003cstrong\u003eMultiple Size Options\u003c\/strong\u003e — Available in five sheet dimensions from 50×100mm to 200×300mm, letting you match the plate to your project footprint and minimize waste.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📏\u003c\/span\u003e\u003cstrong\u003eFour Thickness Choices\u003c\/strong\u003e — 1mm, 1.5mm, 2mm, and 3mm variants cover light-duty shims through structural flat stock applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚙️\u003c\/span\u003e\u003cstrong\u003eMachinable \u0026amp; Weldable\u003c\/strong\u003e — Can be drilled, cut, bent, and TIG\/MIG welded using standard stainless steel procedures without special pre-treatment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🌧️\u003c\/span\u003e\u003cstrong\u003eMoisture \u0026amp; Corrosion Resistance\u003c\/strong\u003e — Performs reliably in damp indoor environments and sheltered outdoor settings where carbon steel would rust.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e✨\u003c\/span\u003e\u003cstrong\u003eConsistent Mill Finish\u003c\/strong\u003e — Uniform surface finish on both faces allows for further polishing, brushing, or use as-is for functional applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ch2\u003e📐 Technical Specifications — 304 Stainless Steel Sheet Plate\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003e304 Stainless Steel (18\/8 Cr-Ni alloy)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThickness Options\u003c\/th\u003e\n\u003ctd\u003e1mm \/ 1.5mm \/ 2mm \/ 3mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize Options (W × L)\u003c\/th\u003e\n\u003ctd\u003e50×100mm, 100×100mm, 100×200mm, 200×200mm, 200×300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eMill finish (2B or equivalent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTensile Strength\u003c\/th\u003e\n\u003ctd\u003eTypically 515–620 MPa (304 standard range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eYield Strength\u003c\/th\u003e\n\u003ctd\u003eTypically 205 MPa minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHardness\u003c\/th\u003e\n\u003ctd\u003eTypically ≤ 92 HRB (annealed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCorrosion Resistance\u003c\/th\u003e\n\u003ctd\u003eSuitable for indoor and sheltered outdoor use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeldability\u003c\/th\u003e\n\u003ctd\u003eTIG \/ MIG compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity per Order\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight per Piece\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-faq\"\u003e\n\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhich thickness should I choose for my project?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003e1mm is suited for light-duty applications like shims, thin brackets, or decorative backing. 1.5mm–2mm works well for general fabrication, shelf supports, and repair patches. 3mm is appropriate where structural rigidity or load-bearing is required, such as machine guards or heavy-duty brackets.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs 304 stainless steel strong enough for outdoor use?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003e304 stainless steel performs well in sheltered outdoor environments and resists rust from rain and humidity. For coastal or marine environments with high salt exposure, 316-grade stainless steel is generally recommended instead.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I weld these plates?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eYes. 304 stainless steel is weldable using TIG or MIG processes with appropriate stainless steel filler wire (e.g., ER308L). Standard pre-weld cleaning and post-weld passivation practices apply to maintain corrosion resistance at the weld zone.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat tools can I use to cut these sheets?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eFor 1mm–2mm sheets, a jigsaw with a stainless-rated blade, angle grinder with a cutting disc, or aviation snips work well. For 3mm, an angle grinder or plasma cutter is more practical. Always use cutting tools rated for stainless steel to avoid contamination and premature tool wear.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the right sheet size?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eMeasure your target area and select the next size up to allow for trimming. The available sizes — from 50×100mm to 200×300mm — cover most small-to-medium patch and fabrication jobs. If your project requires a larger sheet, contact us to confirm availability.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWill the surface rust or stain over time?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003e304 stainless steel forms a passive chromium oxide layer that resists rust under normal conditions. Surface discoloration can occur if the plate contacts carbon steel tools or particles (cross-contamination). Clean with a stainless steel cleaner and avoid prolonged contact with iron-containing materials to maintain appearance.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I order multiple pieces in one purchase?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eYes. Select the QTY option in the variant selector — some size and thickness combinations are available in packs of 5 pieces. Check the variant options above for available quantity bundles for your chosen size and thickness.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-cta\"\u003e\n🛒 Select your thickness, size, and quantity above, then add to cart.\n\u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Which thickness should I choose for my project?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"1mm is suited for light-duty applications like shims, thin brackets, or decorative backing. 1.5mm–2mm works well for general fabrication, shelf supports, and repair patches. 3mm is appropriate where structural rigidity or load-bearing is required, such as machine guards or heavy-duty brackets.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is 304 stainless steel strong enough for outdoor use?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"304 stainless steel performs well in sheltered outdoor environments and resists rust from rain and humidity. For coastal or marine environments with high salt exposure, 316-grade stainless steel is generally recommended instead.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I weld these plates?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. 304 stainless steel is weldable using TIG or MIG processes with appropriate stainless steel filler wire (e.g., ER308L). Standard pre-weld cleaning and post-weld passivation practices apply to maintain corrosion resistance at the weld zone.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What tools can I use to cut these sheets?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"For 1mm–2mm sheets, a jigsaw with a stainless-rated blade, angle grinder with a cutting disc, or aviation snips work well. For 3mm, an angle grinder or plasma cutter is more practical. Always use cutting tools rated for stainless steel to avoid contamination and premature tool wear.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I choose the right sheet size?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Measure your target area and select the next size up to allow for trimming. The available sizes — from 50×100mm to 200×300mm — cover most small-to-medium patch and fabrication jobs. If your project requires a larger sheet, contact us to confirm availability.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Will the surface rust or stain over time?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"304 stainless steel forms a passive chromium oxide layer that resists rust under normal conditions. Surface discoloration can occur if the plate contacts carbon steel tools or particles (cross-contamination). Clean with a stainless steel cleaner and avoid prolonged contact with iron-containing materials to maintain appearance.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I order multiple pieces in one purchase?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. Select the QTY option in the variant selector — some size and thickness combinations are available in packs of 5 pieces. Check the variant options above for available quantity bundles for your chosen size and thickness.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"HomeDIYer","offers":[{"title":"1mm \/ 100mm x 100mm \/ 1 Pcs","offer_id":52378748551442,"sku":"FOB06639x1","price":15.44,"currency_code":"USD","in_stock":true},{"title":"1.5mm \/ 100mm x 100mm \/ 5 Pcs","offer_id":52378748584210,"sku":"FOB06640x1","price":97.99,"currency_code":"USD","in_stock":true},{"title":"2mm \/ 100mm x 100mm \/ 1 Pcs","offer_id":52378748616978,"sku":"FOB06641x1","price":27.05,"currency_code":"USD","in_stock":true},{"title":"3mm \/ 100mm x 100mm \/ 1 Pcs","offer_id":52378748649746,"sku":"FOB06642x1","price":42.34,"currency_code":"USD","in_stock":true},{"title":"1mm \/ 100mm x 200mm \/ 1 Pcs","offer_id":52378748682514,"sku":"FOB06643x1","price":27.05,"currency_code":"USD","in_stock":true},{"title":"1.5mm \/ 100mm x 200mm \/ 1 Pcs","offer_id":52378748715282,"sku":"FOB06644x1","price":39.97,"currency_code":"USD","in_stock":true},{"title":"2mm \/ 100mm x 200mm \/ 1 Pcs","offer_id":52378748748050,"sku":"FOB06645x1","price":51.61,"currency_code":"USD","in_stock":true},{"title":"3mm \/ 100mm x 200mm \/ 1 Pcs","offer_id":52378748780818,"sku":"FOB06646x1","price":82.1,"currency_code":"USD","in_stock":true},{"title":"1mm \/ 200mm x 200mm \/ 1 Pcs","offer_id":52378748813586,"sku":"FOB06647x1","price":51.61,"currency_code":"USD","in_stock":true},{"title":"1.5mm \/ 200mm x 200mm \/ 1 Pcs","offer_id":52378748846354,"sku":"FOB06648x1","price":76.15,"currency_code":"USD","in_stock":true},{"title":"2mm \/ 200mm x 200mm \/ 1 Pcs","offer_id":52378748879122,"sku":"FOB06649x1","price":100.83,"currency_code":"USD","in_stock":true},{"title":"3mm \/ 200mm x 200mm \/ 1 Pcs","offer_id":52378748911890,"sku":"FOB06650x1","price":149.9,"currency_code":"USD","in_stock":true},{"title":"1mm \/ 200mm x 300mm \/ 1 Pcs","offer_id":52378748944658,"sku":"FOB06653x1","price":76.15,"currency_code":"USD","in_stock":true},{"title":"1.5mm \/ 200mm x 300mm \/ 1 Pcs","offer_id":52378748977426,"sku":"FOB06654x1","price":111.25,"currency_code":"USD","in_stock":true},{"title":"2mm \/ 200mm x 300mm \/ 1 Pcs","offer_id":52378749010194,"sku":"FOB06655x1","price":149.9,"currency_code":"USD","in_stock":true},{"title":"1mm \/ 50mm x 100mm \/ 1 Pcs","offer_id":52378749042962,"sku":"FCA00056x1","price":20.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture1of6_3366e90d-a76f-418a-8b46-36ba8981f1bc.jpg?v=1781676109","url":"https:\/\/homediyer.com\/de\/products\/304-stainless-steel-sheet-plate-various-sizes-thick1mm-1-5mm-2mm-3mm","provider":"HomeDIYer","version":"1.0","type":"link"}