{"id":4053,"date":"2024-07-08T15:13:25","date_gmt":"2024-07-08T15:13:25","guid":{"rendered":"https:\/\/machining-quote.com\/?p=4053"},"modified":"2024-07-10T02:53:01","modified_gmt":"2024-07-10T02:53:01","slug":"304l-vs-430-stainless-steel","status":"publish","type":"post","link":"https:\/\/machining-quote.com\/cs\/bolg\/304l-vs-430-stainless-steel\/","title":{"rendered":"Jak\u00fd je rozd\u00edl mezi nerezovou ocel\u00ed 304L a 430?"},"content":{"rendered":"<h4>Obsah<\/h4>\n<ul>\n<li><a href=\"#what-are-the-equivalents-of-304l-and-430-stainless-steel\">What Are the Equivalents of 304L and 430 Stainless Steel?<\/a><\/li>\n<li><a href=\"#corrosion-resistance-comparison-304l-and-430\">Corrosion Resistance Comparison: 304L and 430<\/a><\/li>\n<li><a href=\"#surface-finish-and-aesthetic-differences-304l-vs-430\">Surface Finish and Aesthetic Differences: 304L vs 430<\/a><\/li>\n<li><a href=\"#composition-and-properties-304l-vs-430-stainless-steel\">Composition and Properties: 304L vs 430 Stainless Steel<\/a><\/li>\n<li><a href=\"#heat-treatment-processes-for-304l-and-430-stainless-steels\">Heat Treatment Processes for 304L and 430 Stainless Steels<\/a><\/li>\n<li><a href=\"#mechanical-strength-304l-vs-430-stainless-steel\">Mechanical Strength: 304L vs 430 Stainless Steel<\/a><\/li>\n<li><a href=\"#machining-capabilities-of-304l-and-430-stainless-steels\">Machining Capabilities of 304L and 430 Stainless Steels<\/a><\/li>\n<li><a href=\"#applications-choosing-between-304l-and-430-stainless-steel\">Applications: Choosing Between 304L and 430 Stainless Steel<\/a><\/li>\n<li><a href=\"#304l-stainless-vs-430-which-is-better\">304L Stainless vs 430: Which is Better?<\/a><\/li>\n<li><a href=\"#summary-chart-of-what-is-the-difference-between-304l-and-430-stainless-steel\">Summary Chart of What is the Difference Between 304L and 430 Stainless Steel<\/a><\/li>\n<li><a href=\"#conclusion\">Z\u00e1v\u011br<\/a><\/li>\n<\/ul>\n<p>304L and 430 stainless steels have unique properties and uses. 304L has high corrosion resistance and is good for welding. 430 is ferritic, with good formability and moderate corrosion resistance. Knowing their differences helps you choose the right material for your needs.<\/p>\n<h2 id=\"what-are-the-equivalents-of-304l-and-430-stainless-steel\">What Are the Equivalents of 304L and 430 Stainless Steel?<\/h2>\n<h3>Equivalents of 304L Stainless Steel<\/h3>\n<ul>\n<li>European Standard: 1.4307, 1.4301<\/li>\n<li>Japanese Standard: SUS304L<\/li>\n<\/ul>\n<h3>Equivalents of 430 Stainless Steel<\/h3>\n<ul>\n<li>European Standard: 1.4016<\/li>\n<li>Japanese Standard: JIS G4305<\/li>\n<\/ul>\n<h3>Kl\u00ed\u010dov\u00e9 rozd\u00edly<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Majetek<\/th>\n<th>304 l<\/th>\n<th>430<\/th>\n<\/tr>\n<tr>\n<td>Obsah niklu<\/td>\n<td>Vy\u0161\u0161\u00ed<\/td>\n<td>Very Low<\/td>\n<\/tr>\n<tr>\n<td>Odolnost proti korozi<\/td>\n<td>Vysok\u00e1<\/td>\n<td>M\u00edrn\u00e1<\/td>\n<\/tr>\n<tr>\n<td>Sva\u0159itelnost<\/td>\n<td>Vynikaj\u00edc\u00ed<\/td>\n<td>Omezen\u00fd<\/td>\n<\/tr>\n<tr>\n<td>Tvarovatelnost<\/td>\n<td>Dobr\u00fd<\/td>\n<td>Dobr\u00fd<\/td>\n<\/tr>\n<tr>\n<td>N\u00e1klady<\/td>\n<td>Vy\u0161\u0161\u00ed<\/td>\n<td>Doln\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"corrosion-resistance-comparison-304l-and-430\">Corrosion Resistance Comparison: 304L and 430<\/h2>\n<h3>Nerezov\u00e1 ocel 304L<\/h3>\n<ul>\n<li>Higher chromium (18-20%) and nickel (8-12%) content.<\/li>\n<li>Excellent in acidic and chlorinated environments.<\/li>\n<li>Ideal for chemical processing, outdoor equipment, and kitchen appliances.<\/li>\n<\/ul>\n<h3>430 Nerezov\u00e1 ocel<\/h3>\n<ul>\n<li>Lower chromium (16-18%) and almost no nickel.<\/li>\n<li>Good in mild environments.<\/li>\n<li>Used in appliances, automotive trim, and indoor architecture.<\/li>\n<\/ul>\n<h3>Srovn\u00e1vac\u00ed tabulka<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Majetek<\/th>\n<th>304 l<\/th>\n<th>430<\/th>\n<\/tr>\n<tr>\n<td>Obsah chromu<\/td>\n<td>18-20%<\/td>\n<td>16-18%<\/td>\n<\/tr>\n<tr>\n<td>Obsah niklu<\/td>\n<td>8-12%<\/td>\n<td>&lt;0.75%<\/td>\n<\/tr>\n<tr>\n<td>Odolnost v\u016f\u010di chlorid\u016fm<\/td>\n<td>Vysok\u00e1<\/td>\n<td>N\u00edzk\u00e1<\/td>\n<\/tr>\n<tr>\n<td>Vhodnost pro mo\u0159sk\u00e9 prost\u0159ed\u00ed<\/td>\n<td>Vysok\u00e1<\/td>\n<td>N\u00edzk\u00e1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"surface-finish-and-aesthetic-differences-304l-vs-430\">Surface Finish and Aesthetic Differences: 304L vs 430<\/h2>\n<h3>Nerezov\u00e1 ocel 304L<\/h3>\n<ul>\n<li>High polish potential.<\/li>\n<li>Smooth finish after processing.<\/li>\n<li>Ideal for visible and sanitary applications.<\/li>\n<\/ul>\n<h3>430 Nerezov\u00e1 ocel<\/h3>\n<ul>\n<li>High reflectivity but highlights imperfections.<\/li>\n<li>Good for decorative applications.<\/li>\n<li>Less smooth finish compared to 304L.<\/li>\n<\/ul>\n<h3>Srovn\u00e1vac\u00ed tabulka<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Majetek<\/th>\n<th>304 l<\/th>\n<th>430<\/th>\n<\/tr>\n<tr>\n<td>Finish Quality<\/td>\n<td>Vysok\u00e1<\/td>\n<td>M\u00edrn\u00e1<\/td>\n<\/tr>\n<tr>\n<td>Polish Potential<\/td>\n<td>Vysok\u00e1<\/td>\n<td>Vysok\u00e1<\/td>\n<\/tr>\n<tr>\n<td>Application Areas<\/td>\n<td>Sanitary, visible areas<\/td>\n<td>Decorative, less demanding areas<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"composition-and-properties-304l-vs-430-stainless-steel\">Composition and Properties: 304L vs 430 Stainless Steel<\/h2>\n<h3>Nerezov\u00e1 ocel 304L<\/h3>\n<ul>\n<li>Austenitic structure.<\/li>\n<li>18-20% chromium, 8-12% nickel.<\/li>\n<li>Excellent corrosion resistance.<\/li>\n<li>Good at high temperatures.<\/li>\n<\/ul>\n<h3>430 Nerezov\u00e1 ocel<\/h3>\n<ul>\n<li>Ferritic structure.<\/li>\n<li>16-18% chromium, almost no nickel.<\/li>\n<li>Moderate corrosion resistance.<\/li>\n<li>Magnetic properties.<\/li>\n<\/ul>\n<h3>Properties Comparison<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Majetek<\/th>\n<th>304 l<\/th>\n<th>430<\/th>\n<\/tr>\n<tr>\n<td>Obsah chromu<\/td>\n<td>18-20%<\/td>\n<td>16-18%<\/td>\n<\/tr>\n<tr>\n<td>Obsah niklu<\/td>\n<td>8-12%<\/td>\n<td>&lt;0.75%<\/td>\n<\/tr>\n<tr>\n<td>Odolnost proti korozi<\/td>\n<td>Vysok\u00e1<\/td>\n<td>M\u00edrn\u00e1<\/td>\n<\/tr>\n<tr>\n<td>Magnetick\u00fd<\/td>\n<td>Ne<\/td>\n<td>Ano<\/td>\n<\/tr>\n<tr>\n<td>N\u00e1klady<\/td>\n<td>Vy\u0161\u0161\u00ed<\/td>\n<td>Doln\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"heat-treatment-processes-for-304l-and-430-stainless-steels\">Heat Treatment Processes for 304L and 430 Stainless Steels<\/h2>\n<h3>Nerezov\u00e1 ocel 304L<\/h3>\n<ul>\n<li>Annealing at 1900\u00b0F (1040\u00b0C).<\/li>\n<li>Relieves internal stresses.<\/li>\n<li>Makes the metal more ductile.<\/li>\n<\/ul>\n<h3>430 Nerezov\u00e1 ocel<\/h3>\n<ul>\n<li>Temper rolling or skin passing.<\/li>\n<li>Improves surface finish and hardness.<\/li>\n<li>Sub-critical anneal at 1400-1500\u00b0F.<\/li>\n<\/ul>\n<h3>Srovn\u00e1n\u00ed<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Majetek<\/th>\n<th>304 l<\/th>\n<th>430<\/th>\n<\/tr>\n<tr>\n<td>Heat Treatment Method<\/td>\n<td>\u017d\u00edh\u00e1n\u00ed<\/td>\n<td>Temper rolling, Sub-critical anneal<\/td>\n<\/tr>\n<tr>\n<td>Teplotn\u00ed rozsah<\/td>\n<td>1900\u00b0F<\/td>\n<td>1400-1500\u00b0F<\/td>\n<\/tr>\n<tr>\n<td>Effect on Material<\/td>\n<td>Relieves stress, increases ductility<\/td>\n<td>Improves finish and hardness<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"mechanical-strength-304l-vs-430-stainless-steel\">Mechanical Strength: 304L vs 430 Stainless Steel<\/h2>\n<h3>Nerezov\u00e1 ocel 304L<\/h3>\n<ul>\n<li>Tensile strength: 485 MPa<\/li>\n<li>Yield strength: 170 MPa<\/li>\n<li>Elongation: 40%<\/li>\n<\/ul>\n<h3>430 Nerezov\u00e1 ocel<\/h3>\n<ul>\n<li>Tensile strength: 450 MPa<\/li>\n<li>Mez kluzu: 310 MPa<\/li>\n<li>Elongation: 25%<\/li>\n<\/ul>\n<h3>Srovn\u00e1n\u00ed s\u00edly<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Majetek<\/th>\n<th>304 l<\/th>\n<th>430<\/th>\n<\/tr>\n<tr>\n<td>Pevnost v tahu<\/td>\n<td>485 MPa<\/td>\n<td>450 MPa<\/td>\n<\/tr>\n<tr>\n<td>Pevnost v tahu<\/td>\n<td>170 MPa<\/td>\n<td>310 MPa<\/td>\n<\/tr>\n<tr>\n<td>Prodlou\u017een\u00ed<\/td>\n<td>40%<\/td>\n<td>25%<\/td>\n<\/tr>\n<tr>\n<td>Struktura<\/td>\n<td>austenitick\u00e9<\/td>\n<td>Ferritic<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"machining-capabilities-of-304l-and-430-stainless-steels\">Machining Capabilities of 304L and 430 Stainless Steels<\/h2>\n<h3>Nerezov\u00e1 ocel 304L<\/h3>\n<ul>\n<li>Excellent corrosion resistance.<\/li>\n<li>Weldability is high.<\/li>\n<li>Harder to machine due to work hardening.<\/li>\n<\/ul>\n<h3>430 Nerezov\u00e1 ocel<\/h3>\n<ul>\n<li>Good corrosion resistance.<\/li>\n<li>More affordable.<\/li>\n<li>Easier to machine with higher cutting speeds.<\/li>\n<\/ul>\n<h3>Machining Comparison<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Majetek<\/th>\n<th>304 l<\/th>\n<th>430<\/th>\n<\/tr>\n<tr>\n<td>Obrobitelnost<\/td>\n<td>V\u00fdzva<\/td>\n<td>Easy<\/td>\n<\/tr>\n<tr>\n<td>Zpevn\u011bn\u00ed pr\u00e1ce<\/td>\n<td>Vysok\u00e1<\/td>\n<td>N\u00edzk\u00e1<\/td>\n<\/tr>\n<tr>\n<td>Rychlost \u0159ez\u00e1n\u00ed<\/td>\n<td>Slower<\/td>\n<td>Faster<\/td>\n<\/tr>\n<tr>\n<td>Opot\u0159eben\u00ed n\u00e1\u0159ad\u00ed<\/td>\n<td>Vy\u0161\u0161\u00ed<\/td>\n<td>Doln\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"applications-choosing-between-304l-and-430-stainless-steel\">Applications: Choosing Between 304L and 430 Stainless Steel<\/h2>\n<h3>Nerezov\u00e1 ocel 304L<\/h3>\n<ul>\n<li>Za\u0159\u00edzen\u00ed na zpracov\u00e1n\u00ed potravin<\/li>\n<li>L\u00e9ka\u0159sk\u00e9 p\u0159\u00edstroje<\/li>\n<li>Architectural paneling<\/li>\n<\/ul>\n<h3>430 Nerezov\u00e1 ocel<\/h3>\n<ul>\n<li>Automobilov\u00e9 oblo\u017een\u00ed<\/li>\n<li>Kitchen utensils<\/li>\n<li>Spot\u0159ebi\u010de<\/li>\n<\/ul>\n<h3>Vhodnost pou\u017eit\u00ed<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Aplikace<\/th>\n<th>304 l<\/th>\n<th>430<\/th>\n<\/tr>\n<tr>\n<td>Food Industry<\/td>\n<td>Vynikaj\u00edc\u00ed<\/td>\n<td>Dobr\u00fd<\/td>\n<\/tr>\n<tr>\n<td>Automobilov\u00fd pr\u016fmysl<\/td>\n<td>Dobr\u00fd<\/td>\n<td>Vynikaj\u00edc\u00ed<\/td>\n<\/tr>\n<tr>\n<td>Cost-sensitive Projects<\/td>\n<td>M\u00edrn\u00e1<\/td>\n<td>Vynikaj\u00edc\u00ed<\/td>\n<\/tr>\n<tr>\n<td>Welded Structures<\/td>\n<td>Vynikaj\u00edc\u00ed<\/td>\n<td>M\u00edrn\u00e1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"304l-stainless-vs-430-which-is-better\">304L Stainless vs 430: Which is Better?<\/h2>\n<h3>Faktory, kter\u00e9 je t\u0159eba zv\u00e1\u017eit<\/h3>\n<ul>\n<li>Corrosion resistance<\/li>\n<li>Mechanical strength<\/li>\n<li>N\u00e1klady<\/li>\n<li>Specific application requirements<\/li>\n<\/ul>\n<h3>Nerezov\u00e1 ocel 304L<\/h3>\n<ul>\n<li>High corrosion resistance<\/li>\n<li>Good for welding<\/li>\n<li>Vy\u0161\u0161\u00ed n\u00e1klady<\/li>\n<\/ul>\n<h3>430 Nerezov\u00e1 ocel<\/h3>\n<ul>\n<li>M\u00edrn\u00e1 odolnost proti korozi<\/li>\n<li>Magnetick\u00e9 vlastnosti<\/li>\n<li>Ni\u017e\u0161\u00ed cena<\/li>\n<\/ul>\n<h3>Decision Chart<\/h3>\n<table>\n<tbody>\n<tr>\n<th>Krit\u00e9ria<\/th>\n<th>304 l<\/th>\n<th>430<\/th>\n<\/tr>\n<tr>\n<td>Odolnost proti korozi<\/td>\n<td>Vysok\u00e1<\/td>\n<td>M\u00edrn\u00e1<\/td>\n<\/tr>\n<tr>\n<td>N\u00e1klady<\/td>\n<td>Vy\u0161\u0161\u00ed<\/td>\n<td>Doln\u00ed<\/td>\n<\/tr>\n<tr>\n<td>Sva\u0159itelnost<\/td>\n<td>Vynikaj\u00edc\u00ed<\/td>\n<td>Omezen\u00fd<\/td>\n<\/tr>\n<tr>\n<td>Aplikace<\/td>\n<td>Wide range, harsh environments<\/td>\n<td>Cost-effective, mild environments<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"summary-chart-of-what-is-the-difference-between-304l-and-430-stainless-steel\">Summary Chart of What is the Difference Between 304L and 430 Stainless Steel<\/h2>\n<table>\n<tbody>\n<tr>\n<th>Majetek<\/th>\n<th>304 l<\/th>\n<th>430<\/th>\n<\/tr>\n<tr>\n<td>Obsah chromu<\/td>\n<td>18-20%<\/td>\n<td>16-18%<\/td>\n<\/tr>\n<tr>\n<td>Obsah niklu<\/td>\n<td>8-12%<\/td>\n<td>&lt;0.75%<\/td>\n<\/tr>\n<tr>\n<td>Odolnost proti korozi<\/td>\n<td>Vysok\u00e1<\/td>\n<td>M\u00edrn\u00e1<\/td>\n<\/tr>\n<tr>\n<td>Sva\u0159itelnost<\/td>\n<td>Vynikaj\u00edc\u00ed<\/td>\n<td>M\u00edrn\u00e1<\/td>\n<\/tr>\n<tr>\n<td>Magnetick\u00fd<\/td>\n<td>Ne<\/td>\n<td>Ano<\/td>\n<\/tr>\n<tr>\n<td>N\u00e1klady<\/td>\n<td>Vy\u0161\u0161\u00ed<\/td>\n<td>Doln\u00ed<\/td>\n<\/tr>\n<tr>\n<td>Typick\u00e9 aplikace<\/td>\n<td>Food processing, medical devices, architecture<\/td>\n<td>Automotive, kitchen utensils, appliances<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"conclusion\">Z\u00e1v\u011br<\/h2>\n<p>304L and 430 stainless steels differ in composition, corrosion resistance, and cost. 304L is highly resistant to corrosion, good for welding, and more expensive. 430 is moderately resistant to corrosion, magnetic, and more affordable. Choose based on your application&#8217;s specific needs, balancing performance and cost.<\/p>","protected":false},"excerpt":{"rendered":"<p>Table of Contents What Are the Equivalents of 304L and 430 Stainless Steel? Corrosion Resistance Comparison: 304L and 430 Surface Finish and Aesthetic Differences: 304L vs 430 Composition and Properties: 304L vs 430 Stainless Steel Heat Treatment Processes for 304L and 430 Stainless Steels Mechanical Strength: 304L vs 430 Stainless Steel Machining Capabilities of 304L [&hellip;]<\/p>","protected":false},"author":1,"featured_media":4094,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","content-type":"","footnotes":""},"categories":[3],"tags":[],"class_list":["post-4053","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-material-selection-guide"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/posts\/4053","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/comments?post=4053"}],"version-history":[{"count":3,"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/posts\/4053\/revisions"}],"predecessor-version":[{"id":4069,"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/posts\/4053\/revisions\/4069"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/media\/4094"}],"wp:attachment":[{"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/media?parent=4053"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/categories?post=4053"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/tags?post=4053"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}