{"id":2605,"date":"2026-04-29T17:20:08","date_gmt":"2026-04-29T09:20:08","guid":{"rendered":"https:\/\/jblstainless.com\/?p=2605"},"modified":"2026-04-29T17:30:57","modified_gmt":"2026-04-29T09:30:57","slug":"difference-between-430-stainless-steel-and-304-stainless-steel","status":"publish","type":"post","link":"https:\/\/jblstainless.com\/kk\/difference-between-430-stainless-steel-and-304-stainless-steel\/","title":{"rendered":"430 \u0442\u043e\u0442 \u0431\u0430\u0441\u043f\u0430\u0439\u0442\u044b\u043d \u0431\u043e\u043b\u0430\u0442 \u043f\u0435\u043d 304 \u0442\u043e\u0442 \u0431\u0430\u0441\u043f\u0430\u0439\u0442\u044b\u043d \u0431\u043e\u043b\u0430\u0442 \u0430\u0440\u0430\u0441\u044b\u043d\u0434\u0430\u0493\u044b \u0430\u0439\u044b\u0440\u043c\u0430\u0448\u044b\u043b\u044b\u049b"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2605\" class=\"elementor elementor-2605\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-caed30f e-flex e-con-boxed e-con e-parent\" data-id=\"caed30f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-88d57ea elementor-widget elementor-widget-text-editor\" data-id=\"88d57ea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Stainless steels 430 and 304 are commonly used grades. Grade 304 offers better corrosion resistance and higher heat resistance, making it suitable for kitchenware and tableware; while grade 430 is relatively inexpensive and has high hardness, so it is often used for kitchen knives and decorative items. In this blog, let&#8217;s discuss the essential difference between 430 stainless steel and <a href=\"https:\/\/jblstainless.com\/kk\/can-316-stainless-steel-rust\/\">304 \u0442\u043e\u0442 \u0431\u0430\u0441\u043f\u0430\u0439\u0442\u044b\u043d \u0431\u043e\u043b\u0430\u0442<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-73b44b3 elementor-widget elementor-widget-text-editor\" data-id=\"73b44b3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/jblstainless.com\/kk\/430-stainless-steel-pipe\/\"><span style=\"text-decoration: underline;\"><strong>430 Stainless Steel:<\/strong><\/span><\/a><\/p><p>400 series ferritic stainless steel, it derives its corrosion resistance primarily from 16\u201318% chromium and contains almost no nickel. It is magnetic, has good thermal conductivity, and is easy to form and machine, making it suitable for low- to mid-range indoor or mild environments.<\/p><p><a href=\"https:\/\/jblstainless.com\/kk\/304-stainless-steel-seamless-pipe\/\"><span style=\"text-decoration: underline;\"><strong>304 Stainless Steel:<\/strong><\/span><\/a><\/p><p>Belongs to the 300 series of austenitic stainless steels (commonly known as 18\/8 stainless steel), containing 18\u201320% chromium and 8\u201310.5% nickel, non-magnetic (or weakly magnetic), offers excellent overall performance, making it the most widely used stainless steel grade worldwide.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-71bf8e4 e-flex e-con-boxed e-con e-parent\" data-id=\"71bf8e4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f6d1679 elementor-widget elementor-widget-heading\" data-id=\"f6d1679\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">430 \u0442\u043e\u0442 \u0431\u0430\u0441\u043f\u0430\u0439\u0442\u044b\u043d \u0431\u043e\u043b\u0430\u0442 \u043f\u0435\u043d 304 \u0442\u043e\u0442 \u0431\u0430\u0441\u043f\u0430\u0439\u0442\u044b\u043d \u0431\u043e\u043b\u0430\u0442 \u0430\u0440\u0430\u0441\u044b\u043d\u0434\u0430\u0493\u044b \u0430\u0439\u044b\u0440\u043c\u0430\u0448\u044b\u043b\u044b\u049b\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ae9ab90 elementor-widget elementor-widget-heading\" data-id=\"ae9ab90\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1.Fundamental Difference: Chemical Composition<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11c58fc elementor-widget elementor-widget-text-editor\" data-id=\"11c58fc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/jblstainless.com\/kk\/can-316-stainless-steel-rust\/\">304 \u0442\u043e\u0442 \u0431\u0430\u0441\u043f\u0430\u0439\u0442\u044b\u043d \u0431\u043e\u043b\u0430\u0442<\/a> contains nickel, while 430 contains none\u2014this is the fundamental reason for their differences in performance.<\/p><ul><li>Grade 304: 18% Chromium + 8% Nickel. The nickel creates a stable, ductile &#8220;Austenitic&#8221; structure.<\/li><li>Grade 430: 16-18% Chromium + 0% Nickel. This is a &#8220;Ferritic&#8221; steel, which is inherently magnetic.<\/li><\/ul><table class=\"table\"><tbody><tr><th>Feature<\/th><th><a href=\"https:\/\/jblstainless.com\/kk\/can-316-stainless-steel-rust\/\">304 Stainless Steel<\/a><\/th><th>430 Stainless Steel<\/th><\/tr><tr><td>Chemical Composition<\/td><td>18% Cr + 8% Ni<\/td><td>16-18% Cr + 0% Ni<\/td><\/tr><tr><td>Corrosion Resistance<\/td><td>High (Salt\/Acid resistant)<\/td><td>Moderate (Dry environment)<\/td><\/tr><tr><td>Magnetic<\/td><td>No (Non-magnetic)<\/td><td>Yes (Magnetic)<\/td><\/tr><tr><td>Cost<\/td><td>Higher (Nickel dependent)<\/td><td>Lower (Stable &amp; Economy)<\/td><\/tr><tr><td>Best For<\/td><td>High-temperature Environments, Food, Medical<\/td><td>Appliances, Automotive, Trim<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5c8eb29 e-flex e-con-boxed e-con e-parent\" data-id=\"5c8eb29\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6cea48c elementor-widget elementor-widget-heading\" data-id=\"6cea48c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Corrosion Resistance\n<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dd04942 elementor-widget elementor-widget-text-editor\" data-id=\"dd04942\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The 8% nickel in 304 provides superior resistance to corrosion and oxidation.<\/p><p><strong>Grade 304<\/strong> offers superior corrosion resistance, performs well in environments exposed to moisture, mild acids, or salt spray and is suitable for outdoor furniture, food processing lines, and surgical tools.<\/p><p><strong>430 stainless steel<\/strong> is highly resistant to oxidation in dry, indoor environments (like your kitchen). However, it is susceptible to pitting in coastal or high-humidity regions. If your product stays indoors and dry, 430 is a perfectly reliable choice.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-46f7187 elementor-widget elementor-widget-text-editor\" data-id=\"46f7187\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Notice:<\/p><p>A simple way to distinguish between 430 and <a href=\"https:\/\/jblstainless.com\/kk\/can-316-stainless-steel-rust\/\">304 \u0442\u043e\u0442 \u0431\u0430\u0441\u043f\u0430\u0439\u0442\u044b\u043d \u0431\u043e\u043b\u0430\u0442<\/a> is to use a magnet. Grade 430 is strongly attracted to magnets. Grade 304 is non-magnetic in its annealed state (though it may become slightly magnetic after heavy cold-working).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-eaae0cc e-flex e-con-boxed e-con e-parent\" data-id=\"eaae0cc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-16b96e7 elementor-widget elementor-widget-heading\" data-id=\"16b96e7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Cost<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4eb40c4 elementor-widget elementor-widget-text-editor\" data-id=\"4eb40c4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong>430 stainless steel<\/strong>: Lower in price and cost-effective<\/li><li><strong><a href=\"https:\/\/jblstainless.com\/kk\/can-316-stainless-steel-rust\/\">304 \u0442\u043e\u0442 \u0431\u0430\u0441\u043f\u0430\u0439\u0442\u044b\u043d \u0431\u043e\u043b\u0430\u0442<\/a><\/strong>: Higher in price (due to its nickel content)<\/li><\/ul><p>Because nickel is an expensive, volatile commodity on the London Metal Exchange (LME), the price of 304 fluctuates wildly. Grade 430 is a &#8220;nickel-free&#8221; grade, making its price significantly lower and more stable.<\/p><p>In many industrial applications, switching from 304 to 430 can reduce material costs by 30% to 50%.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-976e673 e-flex e-con-boxed e-con e-parent\" data-id=\"976e673\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-70f0ff9 elementor-widget elementor-widget-heading\" data-id=\"70f0ff9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4. Workability<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f9d4f1b elementor-widget elementor-widget-text-editor\" data-id=\"f9d4f1b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>4.1 Weldability:<\/strong><\/p><ul><li>304: Easy to weld<\/li><li>430: Difficult to weld; requires preheating and annealing; prone to cracking<\/li><\/ul><p>\u00a0<\/p><p><strong>4.2 Fabrication:<\/strong><\/p><ul><li>304: Better formability<\/li><li>430: General formability<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1f1fb81 e-flex e-con-boxed e-con e-parent\" data-id=\"1f1fb81\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b4570d7 elementor-widget elementor-widget-heading\" data-id=\"b4570d7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">5. Application<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69af240 elementor-widget elementor-widget-heading\" data-id=\"69af240\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Choose 304 For:<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-940a0bd elementor-widget elementor-widget-text-editor\" data-id=\"940a0bd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Food &amp; Beverage: Storage tanks, brewery equipment, milk processing.<\/li><li>Medical: Surgical instruments, sterilization trays.<\/li><li>Architecture: Coastal handrails, exterior cladding, roofing.<\/li><li>Chemical: Pressure vessels and piping for corrosive chemicals.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4ea1326 elementor-widget elementor-widget-heading\" data-id=\"4ea1326\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Choose 430 For:\n<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-679393a elementor-widget elementor-widget-text-editor\" data-id=\"679393a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Home Appliances: Refrigerator panels, dishwasher liners, washing machine drums.<\/li><li>Automotive: Exhaust system components, decorative trim strips.<\/li><li>Interior Design: Elevator panels, kickplates, indoor furniture accents.<\/li><li>Housewares: Budget cutlery, sink bowls (indoor).<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0bf43ef e-flex e-con-boxed e-con e-parent\" data-id=\"0bf43ef\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fff8e0c elementor-widget elementor-widget-heading\" data-id=\"fff8e0c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">How to Choose 430 Stainless Steel and 304 Stainless Steel<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d0de2e elementor-widget elementor-widget-text-editor\" data-id=\"5d0de2e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Choose 430<\/strong>: For applications with limited budgets, interior decoration, low requirements for corrosion resistance, and good thermal conductivity.<\/p><p><strong>Choose 304:<\/strong> For food-contact equipment, outdoor or humid environments, high requirements for corrosion resistance and long-term durability for key components.<\/p><div>Contact us, we will help you analyze your application environment to ensure you get the maximum value.<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>304 \u0442\u043e\u0442 \u0431\u0430\u0441\u043f\u0430\u0439\u0442\u044b\u043d \u0431\u043e\u043b\u0430\u0442 \u043d\u0438\u043a\u0435\u043b\u044c\u0434\u0456 \u049b\u0430\u043c\u0442\u0438\u0434\u044b, \u0430\u043b 430-\u0434\u0430 \u043e\u043b \u0436\u043e\u049b \u2014 \u0431\u04b1\u043b \u043e\u043b\u0430\u0440\u0434\u044b\u04a3 \u04e9\u043d\u0456\u043c\u0434\u0456\u043b\u0456\u0433\u0456\u043d\u0434\u0435\u0433\u0456 \u0430\u0439\u044b\u0440\u043c\u0430\u0448\u044b\u043b\u044b\u049b\u0442\u044b\u04a3 \u043d\u0435\u0433\u0456\u0437\u0433\u0456 \u0441\u0435\u0431\u0435\u0431\u0456.<\/p>","protected":false},"author":1,"featured_media":2608,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","footnotes":""},"categories":[16],"tags":[],"class_list":["post-2605","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/jblstainless.com\/kk\/wp-json\/wp\/v2\/posts\/2605","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jblstainless.com\/kk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jblstainless.com\/kk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jblstainless.com\/kk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jblstainless.com\/kk\/wp-json\/wp\/v2\/comments?post=2605"}],"version-history":[{"count":2,"href":"https:\/\/jblstainless.com\/kk\/wp-json\/wp\/v2\/posts\/2605\/revisions"}],"predecessor-version":[{"id":2607,"href":"https:\/\/jblstainless.com\/kk\/wp-json\/wp\/v2\/posts\/2605\/revisions\/2607"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jblstainless.com\/kk\/wp-json\/wp\/v2\/media\/2608"}],"wp:attachment":[{"href":"https:\/\/jblstainless.com\/kk\/wp-json\/wp\/v2\/media?parent=2605"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jblstainless.com\/kk\/wp-json\/wp\/v2\/categories?post=2605"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jblstainless.com\/kk\/wp-json\/wp\/v2\/tags?post=2605"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}