{"id":747,"date":"2026-04-29T22:11:31","date_gmt":"2026-04-29T14:11:31","guid":{"rendered":"https:\/\/metalstampingparts.ltd\/stainless-steel-metal-stamping\/"},"modified":"2026-05-13T14:54:26","modified_gmt":"2026-05-13T06:54:26","slug":"stainless-steel-metal-stamping","status":"publish","type":"page","link":"https:\/\/metalstampingparts.ltd\/ja\/stainless-steel-metal-stamping\/","title":{"rendered":"Stainless Steel Metal Stamping \u2014 304, 316 &amp; 430 Parts"},"content":{"rendered":"<div style=\"background:#1a3a5c;color:#fff;padding:30px 40px;text-align:center;border-radius:8px;margin-bottom:30px\">\n<h1 style=\"font-size:1.8em;margin-bottom:10px;color:#fff\">Stainless Steel Metal Stamping<\/h1>\n<p style=\"font-size:1.1em;max-width:700px;margin:0 auto 15px\">Custom stainless steel stamped parts in 304, 316, 430, and specialty grades \u2014 for medical, food, chemical, and architectural applications.<\/p>\n<p><a href=\"\/ja\/metal-stamping-quote\/\" style=\"background:#e8a020;color:#fff;padding:10px 25px;border-radius:6px;font-size:1em;text-decoration:none;font-weight:bold\">\u7121\u6599\u898b\u7a4d\u308a\u3092\u53d6\u5f97 \u2192<\/a>\n<\/div>\n<section style=\"padding:50px 40px;max-width:1100px;margin:0 auto\">\n<h2>Stainless Steel Stamping Capabilities<\/h2>\n<p>Stainless steel is harder to stamp than carbon steel due to its high work-hardening rate and springback \u2014 but when done correctly, it produces parts with outstanding <strong>corrosion resistance, strength, and surface quality<\/strong> that last decades without coating.<\/p>\n<p>Our tooling engineers design dies specifically for stainless \u2014 with optimized clearances (6\u20138% per side vs. 4\u20135% for mild steel), carbide inserts in high-wear zones, and precision blank-holder pressure control to prevent wrinkling without tearing.<\/p>\n<h3>Stamping Process Challenges<\/h3>\n<ul>\n<li><strong>\u3088\u308a\u9ad8\u3044\u6210\u5f62\u529b<\/strong> \u2014 stainless steel requires 50\u201370% more tonnage than equivalent carbon steel, demanding heavier presses and more robust tooling<\/li>\n<li><strong>\u52a0\u5de5\u786c\u5316<\/strong> \u2014 \u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb\u30b0\u30ec\u30fc\u30c9 (301\u3001304\u3001316) \u306f\u6210\u5f62\u4e2d\u306b\u6025\u901f\u306b\u786c\u5316\u3059\u308b\u305f\u3081\u3001\u4e80\u88c2\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u614e\u91cd\u306a\u30d7\u30ed\u30bb\u30b9\u8a08\u753b\u304c\u5fc5\u8981\u3067\u3059<\/li>\n<li><strong>\u30b9\u30d7\u30ea\u30f3\u30b0\u30d0\u30c3\u30af<\/strong> \u2014 \u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306f\u66f2\u3052\u305f\u5f8c\u306b\u70ad\u7d20\u92fc\u3088\u308a\u3082\u8df3\u306d\u8fd4\u308b\u305f\u3081\u3001\u91d1\u578b\u8a2d\u8a08\u3067\u904e\u5270\u66f2\u3052\u306e\u88dc\u6b63\u304c\u5fc5\u8981\u3067\u3059<\/li>\n<li><strong>\u304b\u3058\u308a<\/strong> \u2014 \u30b9\u30c6\u30f3\u30ec\u30b9\u306f\u5de5\u5177\u306e\u8868\u9762\u306b\u5bfe\u3057\u3066\u304b\u3058\u308a\uff08\u51b7\u9593\u6eb6\u63a5\uff09\u304c\u8d77\u3053\u308a\u3084\u3059\u3044\u305f\u3081\u3001\u7279\u6b8a\u306a\u30c0\u30a4 \u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3068\u6f64\u6ed1\u5264\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n<li><strong>\u8868\u9762\u306e\u654f\u611f\u6027<\/strong> \u2014 scratches and die marks are more visible on stainless steel&#8217;s bright surface, demanding polished tooling and careful handling<\/li>\n<\/ul>\n<h2>\u5f53\u793e\u304c\u30d7\u30ec\u30b9\u52a0\u5de5\u3059\u308b\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u30b0\u30ec\u30fc\u30c9<\/h2>\n<table style=\"width:100%;border-collapse:collapse;margin:20px 0\">\n<thead>\n<tr style=\"background:#1a3a5c;color:#fff\">\n<th style=\"padding:12px;text-align:left\">\u7b49\u7d1a<\/th>\n<th style=\"padding:12px;text-align:left\">Type<\/th>\n<th style=\"padding:12px;text-align:left\">\u4e3b\u306a\u7279\u6027<\/th>\n<th style=\"padding:12px;text-align:left\">Typical Uses<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#f8f9fa\">\n<td style=\"padding:10px;border:1px solid #ddd\">301<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u9ad8\u3044\u52a0\u5de5\u786c\u5316\u7387\u3001\u826f\u597d\u306a\u3070\u306d\u6027<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u30b9\u30d7\u30ea\u30f3\u30b0\u3001\u30af\u30ea\u30c3\u30d7\u3001\u30ea\u30c6\u30fc\u30ca\u30fc\u3001\u69cb\u9020\u90e8\u54c1<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd\">302 \/ 304 \/ 304L<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u512a\u308c\u305f\u8010\u98df\u6027\u3001\u6700\u3082\u4e00\u822c\u7684\u306a\u30b0\u30ec\u30fc\u30c9<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u533b\u7642\u3001\u98df\u54c1\u6a5f\u5668\u3001\u53a8\u623f\u3001\u5efa\u7bc9<\/td>\n<\/tr>\n<tr style=\"background:#f8f9fa\">\n<td style=\"padding:10px;border:1px solid #ddd\">316 \/ 316L<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u7cfb<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">Marine-grade, chloride resistant<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">Medical implants, marine, chemical, pharmaceutical<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd\">409<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u30d5\u30a7\u30e9\u30a4\u30c8\u7cfb<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u826f\u597d\u306a\u8010\u71b1\u6027\u3001\u4f4e\u30b3\u30b9\u30c8<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u81ea\u52d5\u8eca\u6392\u6c17\u7cfb\u3001\u71b1\u4ea4\u63db\u5668<\/td>\n<\/tr>\n<tr style=\"background:#f8f9fa\">\n<td style=\"padding:10px;border:1px solid #ddd\">410<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u7cfb<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u713c\u5165\u308c\u53ef\u80fd\u3001\u4e2d\u7a0b\u5ea6\u306e\u8010\u98df\u6027<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u30ab\u30c8\u30e9\u30ea\u30fc\u3001\u30d0\u30eb\u30d6\u90e8\u54c1\u3001\u30d5\u30a1\u30b9\u30ca\u30fc<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:10px;border:1px solid #ddd\">430<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u30d5\u30a7\u30e9\u30a4\u30c8\u7cfb<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u78c1\u6027\u3042\u308a\u3001\u826f\u597d\u306a\u6210\u5f62\u6027\u3001\u88c5\u98fe\u7528<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u5bb6\u96fb\u30c8\u30ea\u30e0\u3001\u81ea\u52d5\u8eca\u30c8\u30ea\u30e0\u3001\u53f0\u6240\u7528\u54c1<\/td>\n<\/tr>\n<tr style=\"background:#f8f9fa\">\n<td style=\"padding:10px;border:1px solid #ddd\">17-4 PH<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u6790\u51fa\u786c\u5316<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u71b1\u51e6\u7406\u5f8c\u306e\u975e\u5e38\u306b\u9ad8\u3044\u5f37\u5ea6<\/td>\n<td style=\"padding:10px;border:1px solid #ddd\">\u822a\u7a7a\u5b87\u5b99\u3001\u533b\u7642\u7528\u30a4\u30f3\u30d7\u30e9\u30f3\u30c8\u3001\u9ad8\u8ca0\u8377\u90e8\u54c1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Tolerances for Stainless Steel Stamping<\/h2>\n<ul>\n<li><strong>Blanking \/ punching:<\/strong> \u00b10.05mm standard; \u00b10.02mm fine blanking<\/li>\n<li><strong>Bend angle springback:<\/strong> Compensated by overbending \u2014 held to \u00b10.5\u00b0<\/li>\n<li><strong>Deep draw diameter:<\/strong> \u00b10.05mm standard; \u00b10.02mm precision<\/li>\n<li><strong>Flatness:<\/strong> 0.1mm per 100mm; 0.05mm with coining<\/li>\n<\/ul>\n<h2>Surface Finishes for Stainless Steel Parts<\/h2>\n<ul>\n<li><strong>#2B<\/strong> \u2014 mill finish (standard cold-rolled)<\/li>\n<li><strong>BA (Bright Annealed)<\/strong> \u2014 mirror-like, smooth surface<\/li>\n<li><strong>Brushed \/ Satin<\/strong> \u2014 directional grain, decorative<\/li>\n<li><strong>Electropolished<\/strong> \u2014 ultra-smooth, cleanroom and medical-grade<\/li>\n<li><strong>Passivated<\/strong> \u2014 enhanced corrosion resistance per ASTM A967<\/li>\n<li><strong>PVD\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0<\/strong> \u2014 colored stainless (black, gold, bronze)<\/li>\n<\/ul>\n<h2>\u7528\u9014<\/h2>\n<div style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin:24px 0\">\n<div style=\"background:#f8f9fa;border-radius:8px;padding:20px\">\n<h3 style=\"color:#1a3a5c;margin-top:0\">\u533b\u7642\u6a5f\u5668<\/h3>\n<p>Surgical scissors, clamps, forceps, implant housings, endoscope components in 304L and 316L.<\/p>\n<\/div>\n<div style=\"background:#f8f9fa;border-radius:8px;padding:20px\">\n<h3 style=\"color:#1a3a5c;margin-top:0\">Food &amp; Beverage<\/h3>\n<p>Conveyor parts, filling machine components, mixing paddles, storage tank fittings.<\/p>\n<\/div>\n<div style=\"background:#f8f9fa;border-radius:8px;padding:20px\">\n<h3 style=\"color:#1a3a5c;margin-top:0\">Chemical Processing<\/h3>\n<p>Pump impellers, valve bodies, heat exchanger fins, filter housings in 316L.<\/p>\n<\/div>\n<div style=\"background:#f8f9fa;border-radius:8px;padding:20px\">\n<h3 style=\"color:#1a3a5c;margin-top:0\">Marine Hardware<\/h3>\n<p>Deck fittings, rigging hardware, fasteners, and structural brackets.<\/p>\n<\/div>\n<div style=\"background:#f8f9fa;border-radius:8px;padding:20px\">\n<h3 style=\"color:#1a3a5c;margin-top:0\">\u81ea\u52d5\u8eca<\/h3>\n<p>Exhaust system components, trim pieces, fuel system parts, under-hood brackets.<\/p>\n<\/div>\n<div style=\"background:#f8f9fa;border-radius:8px;padding:20px\">\n<h3 style=\"color:#1a3a5c;margin-top:0\">\u5efa\u7bc9<\/h3>\n<p>Decorative panels, facade brackets, handrail fittings, elevator components.<\/p>\n<\/div>\n<\/div>\n<h2>Stainless Stamping Design Notes for OEM Buyers<\/h2>\n<p>Stainless steel stampings require more engineering attention than mild steel parts because work hardening, galling, and springback can appear early in tooling trials. We review grain direction, bend radius, hole spacing, burr direction, and surface class before selecting the die route. For decorative or hygiene-sensitive parts, finish protection is planned during stamping rather than treated as an afterthought.<\/p>\n<ul>\n<li><strong>For 304 and 316 parts:<\/strong> we plan higher forming loads, lubricant control, and passivation or electropolishing where corrosion performance matters.<\/li>\n<li><strong>For 430 appliance parts:<\/strong> magnetic behavior, cost control, and visible surface consistency are usually the main project drivers.<\/li>\n<li><strong>For spring or clip parts:<\/strong> temper, forming sequence, and stress relief may determine whether the part holds force over repeated use.<\/li>\n<\/ul>\n<p>These controls help reduce trial-and-error during sampling and make stainless parts more predictable when they move from first article approval into repeat production.<\/p>\n<section style=\"background:#f0f4f8;padding:40px;border-radius:8px;margin:40px 0;text-align:center\">\n<h2 style=\"margin-top:0\">Get a Quote for Stainless Steel Stamping<\/h2>\n<p style=\"font-size:1.1em;max-width:600px;margin:0 auto 24px\">Share your part files and grade requirements. We&#8217;ll confirm stampability and return a detailed quote within 24 hours.<\/p>\n<div style=\"display:flex;gap:12px;justify-content:center;flex-wrap:wrap\">\n<a href=\"\/ja\/metal-stamping-quote\/\" style=\"background:#1a3a5c;color:#fff;padding:14px 36px;border-radius:6px;font-size:1.1em;text-decoration:none;font-weight:bold\">\u898b\u7a4d\u3082\u308a\u3092\u4f9d\u983c\u3059\u308b<\/a><br \/>\n<a href=\"\/ja\/contact\/\" style=\"background:#e8a020;color:#fff;padding:14px 36px;border-radius:6px;font-size:1.1em;text-decoration:none;font-weight:bold\">Talk to an Engineer<\/a>\n<\/div>\n<\/section>\n<section class=\"faq-section\" style=\"padding:50px 40px;max-width:1100px;margin:0 auto;background:#f8f9fa;border-radius:8px\">\n<h2 style=\"text-align:center;margin-bottom:32px\">Frequently Asked Questions About Stainless Steel Stamping<\/h2>\n<div class=\"post-faq\">\n<h3>What grades of stainless steel do you stamp?<\/h3>\n<p>We stamp 304 (most common, excellent corrosion resistance and formability), 316\/316L (marine and medical grade with superior chloride resistance), 430 (magnetic, cost-effective for non-critical applications), 301 (high strength, good for springs and clips), 410 (hardenable), and 17-4PH (precipitation hardening). Custom grades are available upon request.<\/p>\n<h3>Is stainless steel more difficult to stamp than carbon steel?<\/h3>\n<p>Yes \u2014 stainless steel has higher tensile strength, greater work hardening rate, and requires 50\u2013100% more press tonnage compared to equivalent-thickness carbon steel. Our in-house tooling team uses premium tool steels (SKD11, DC53, carbide inserts) and optimized die geometries specifically designed for stainless steel&#8217;s forming characteristics.<\/p>\n<h3>What surface finishes are available for stainless steel stamped parts?<\/h3>\n<p>We offer passivation (ASTM A967), electropolishing (mirror finish to Ra 0.2\u03bcm), brushed\/satin finish (#4 finish), mirror polishing (#8 finish), glass bead blasting, PVD coating (gold, black, rose gold), powder coating, and electroplating (nickel, chrome). Finish selection depends on your application \u2014 medical, food contact, architectural, or decorative.<\/p>\n<h3>What is the MOQ for stainless steel stamping?<\/h3>\n<p>Our MOQ for stainless steel stamping starts at 500 pieces for standard production runs. We accommodate smaller volumes for prototyping and low-volume production (50\u2013500 pieces) with adjusted tooling approaches and pricing. Contact us with your specific requirements for a tailored quotation.<\/p>\n<h3>Do you offer material certifications for stainless steel?<\/h3>\n<p>Yes. Every stainless steel coil or sheet lot comes with a mill test report (MTR) certifying chemical composition and mechanical properties per ASTM A240\/A480 standards. We also provide in-house PMI (Positive Material Identification) spot testing, RoHS\/REACH compliance certificates, and full traceability documentation with every shipment.<\/p>\n<\/div>\n<\/section>\n<section class=\"p0-spec-table-block p0-spec-table-stainless\" aria-labelledby=\"stainless-steel-stamping-specifications\">\n<h2 id=\"stainless-steel-stamping-specifications\">\u30b9\u30c6\u30f3\u30ec\u30b9\u30d7\u30ec\u30b9\u4ed5\u69d8<\/h2>\n<p>\u3053\u306e\u6a5f\u80fd\u8868\u3092\u4f7f\u7528\u3057\u3066\u3001\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u30b0\u30ec\u30fc\u30c9\u3001\u6750\u6599\u306e\u539a\u3055\u3001\u516c\u5dee\u306b\u95a2\u3059\u308b\u8003\u616e\u4e8b\u9805\u3001\u4ed5\u4e0a\u3052\u8981\u4ef6\u3001\u304a\u3088\u3073\u88fd\u9020\u30cb\u30fc\u30ba\u3092\u6253\u3061\u629c\u304d\u90e8\u54c1\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u9069\u5408\u3055\u305b\u307e\u3059\u3002<\/p>\n<div class=\"p0-spec-table-wrap\">\n<table class=\"p0-spec-table\" style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th>\u4ed5\u69d8<\/th>\n<th>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306e\u30d7\u30ec\u30b9\u80fd\u529b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u7a2e<\/td>\n<td>301\u3001302\/304\u3001316\u3001409\u3001410\u3001430\u300117-4 PH \u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u30aa\u30fc\u30b9\u30c6\u30ca\u30a4\u30c8\u3001\u30d5\u30a7\u30e9\u30a4\u30c8\u3001\u30de\u30eb\u30c6\u30f3\u30b5\u30a4\u30c8\u3001\u304a\u3088\u3073\u6790\u51fa\u786c\u5316\u30b0\u30ec\u30fc\u30c9\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u6750\u6599\u677f\u539a<\/td>\n<td>0.004 \u30a4\u30f3\u30c1\u304b\u3089 0.250 \u30a4\u30f3\u30c1\u3001\u30b0\u30ec\u30fc\u30c9\u3001\u786c\u5ea6\u3001\u5f62\u72b6\u3001\u30d0\u30ea\u5236\u9650\u3001\u304a\u3088\u3073\u6210\u5f62\u8981\u4ef6\u306b\u5fdc\u3058\u3066\u7570\u306a\u308a\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u6a19\u6e96\u7684\u306a\u516c\u5dee<\/td>\n<td>\u91cd\u8981\u306a\u6a5f\u80fd\u306b\u306f\u53b3\u3057\u3044\u516c\u5dee\u304c\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002\u30b9\u30d7\u30ea\u30f3\u30b0\u30d0\u30c3\u30af\u3001\u52a0\u5de5\u786c\u5316\u3001\u7d50\u6676\u7c92\u65b9\u5411\u3001\u304a\u3088\u3073\u30d0\u30ea\u5236\u5fa1\u306f\u3001DFM 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<a href=\"\/ja\/contact\/\">\u304a\u554f\u3044\u5408\u308f\u305b\u30fb\u898b\u7a4d\u308a\u30da\u30fc\u30b8<\/a>.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<div class=\"related-resources\" style=\"margin-top:40px;padding:20px;background:#f8f9fa;border-left:4px solid #0073aa\">\n<h3 style=\"margin-top:0;color:#0073aa\">\u95a2\u9023\u8cc7\u6599<\/h3>\n<ul style=\"padding-left:20px\">\n<li><a href=\"\/ja\/products-services\/stainless-steel-stamping\/\">\u30b9\u30c6\u30f3\u30ec\u30b9\u30b9\u30bf\u30f3\u30d4\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9<\/a><\/li>\n<li><a href=\"\/ja\/products-services\/steel-stamping\/\">\u30b9\u30c1\u30fc\u30eb\u30b9\u30bf\u30f3\u30d4\u30f3\u30b0<\/a><\/li>\n<li><a href=\"\/ja\/custom-metal-stamping-parts\/\">Custom Metal Stamping Parts<\/a><\/li>\n<li><a href=\"\/ja\/industries\/medical-metal-stamping\/\">Medical Metal Stamping<\/a><\/li>\n<li><a href=\"\/ja\/stainless-steel-stamping-guide\/\">Stainless Steel Stamping 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