{"id":4080,"date":"2024-07-09T15:10:45","date_gmt":"2024-07-09T15:10:45","guid":{"rendered":"https:\/\/machining-quote.com\/?p=4080"},"modified":"2024-07-13T08:59:56","modified_gmt":"2024-07-13T08:59:56","slug":"316-vs-321-stainless-steel","status":"publish","type":"post","link":"https:\/\/machining-quote.com\/cs\/bolg\/316-vs-321-stainless-steel\/","title":{"rendered":"Rozd\u00edly mezi 316 a 321 Nerezov\u00e1 ocel"},"content":{"rendered":"<h4>Obsah<\/h4>\n<ul>\n<li><a href=\"#definitions-of-316-vs-321-stainless-steel\">Definice nerezov\u00e9 oceli 316 vs 321<\/a><\/li>\n<li><a href=\"#what-are-the-equivalents-of-316-vs-321-stainless-steel\">Jak\u00e9 jsou ekvivalenty nerezov\u00e9 oceli 316 vs 321?<\/a><\/li>\n<li><a href=\"#316-vs-321-stainless-steel-heat-resistance\">Tepeln\u00e1 odolnost nerezov\u00e9 oceli 316 vs 321<\/a><\/li>\n<li><a href=\"#316-vs-321-stainless-steel-corrosion-resistance\">316 vs 321 Nerezov\u00e1 ocel Odolnost proti korozi<\/a><\/li>\n<li><a href=\"#ss-321-vs-ss-316-chemical-composition\">Chemick\u00e9 slo\u017een\u00ed SS 321 vs SS 316<\/a><\/li>\n<li><a href=\"#321-ss-vs-316-ss-mechanical-properties\">321 SS vs 316 SS: Mechanick\u00e9 vlastnosti<\/a><\/li>\n<li><a href=\"#316-vs-321-stainless-steel-machinability\">Obrobitelnost nerezov\u00e9 oceli 316 vs 321<\/a><\/li>\n<li><a href=\"#common-applications-of-stainless-steel-316-vs-321\">B\u011b\u017en\u00e9 aplikace nerezov\u00e9 oceli 316 vs 321<\/a><\/li>\n<li><a href=\"#summary-chart-of-what-is-the-difference-between-316-vs-321-stainless-steel\">Souhrnn\u00e1 tabulka, jak\u00fd je rozd\u00edl mezi nerezovou ocel\u00ed 316 a 321<\/a><\/li>\n<li><a href=\"#conclusion\">Z\u00e1v\u011br<\/a><\/li>\n<\/ul>\n<h2 id=\"definitions-of-316-vs-321-stainless-steel\">Definice nerezov\u00e9 oceli 316 vs 321<\/h2>\n<h3>P\u0159ehled<\/h3>\n<p>Nerezov\u00e1 ocel je slitina slo\u017een\u00e1 p\u0159ev\u00e1\u017en\u011b ze \u017eeleza, chr\u00f3mu a niklu. Dva b\u011b\u017en\u00e9 typy jsou nerezov\u00e1 ocel 316 a 321, z nich\u017e ka\u017ed\u00fd m\u00e1 jedine\u010dn\u00e9 vlastnosti, d\u00edky kter\u00fdm je vhodn\u00fd pro specifick\u00e9 aplikace.<\/p>\n<h3>316 Nerezov\u00e1 ocel<\/h3>\n<p>316, zn\u00e1m\u00e1 tak\u00e9 jako n\u00e1mo\u0159n\u00ed nerezov\u00e1 ocel, obsahuje molybden, kter\u00fd zvy\u0161uje jej\u00ed odolnost v\u016f\u010di korozi, zejm\u00e9na v mo\u0159sk\u00e9m a chemicky agresivn\u00edm prost\u0159ed\u00ed.<\/p>\n<h4>Slo\u017een\u00ed<\/h4>\n<ul>\n<li>16-18% Chromium<\/li>\n<li>10-14% Nikl<\/li>\n<li>2-3% molybden<\/li>\n<li>Mal\u00e9 mno\u017estv\u00ed k\u0159em\u00edku, manganu a uhl\u00edku<\/li>\n<\/ul>\n<h4>Aplikace<\/h4>\n<ul>\n<li>Mo\u0159sk\u00e9 prost\u0159ed\u00ed<\/li>\n<li>Za\u0159\u00edzen\u00ed pro chemick\u00e9 zpracov\u00e1n\u00ed<\/li>\n<li>Farmaceutick\u00e9 aplikace<\/li>\n<\/ul>\n<h3>321 Nerezov\u00e1 ocel<\/h3>\n<p>Nerezov\u00e1 ocel 321 obsahuje titan, kter\u00fd stabilizuje materi\u00e1l proti mezikrystalov\u00e9 korozi po vystaven\u00ed vysok\u00fdm teplot\u00e1m.<\/p>\n<h4>Slo\u017een\u00ed<\/h4>\n<ul>\n<li>17-19% Chromium<\/li>\n<li>9-12% Nikl<\/li>\n<li>0,3-0,7% titan<\/li>\n<li>M\u00e9n\u011b ne\u017e 0,081 TP3T uhl\u00edku<\/li>\n<\/ul>\n<h4>Aplikace<\/h4>\n<ul>\n<li>Leteck\u00e9 komponenty<\/li>\n<li>V\u00fdfukov\u00e9 syst\u00e9my<\/li>\n<li>Tepeln\u00e1 oxida\u010dn\u00ed \u010dinidla<\/li>\n<\/ul>\n<h2 id=\"what-are-the-equivalents-of-316-vs-321-stainless-steel\">Jak\u00e9 jsou ekvivalenty nerezov\u00e9 oceli 316 vs 321?<\/h2>\n<h3>Mezin\u00e1rodn\u00ed normy<\/h3>\n<p>Pochopen\u00ed mezin\u00e1rodn\u00edch ekvivalent\u016f je z\u00e1sadn\u00ed pro in\u017een\u00fdry a design\u00e9ry pracuj\u00edc\u00ed na glob\u00e1ln\u00edch projektech.<\/p>\n<h4>316 Ekvivalenty z nerezov\u00e9 oceli<\/h4>\n<ul>\n<li>UNS S31600<\/li>\n<li>Evropsk\u00e1 norma: 1.4401<\/li>\n<li>N\u00edzkouhl\u00edkov\u00e1 verze: 316L<\/li>\n<\/ul>\n<h4>321 Ekvivalenty z nerezov\u00e9 oceli<\/h4>\n<ul>\n<li>UNS S32100<\/li>\n<li>Evropsk\u00e1 norma: 1.4541<\/li>\n<li>Verze s vysok\u00fdm obsahem uhl\u00edku: 321H<\/li>\n<\/ul>\n<h2 id=\"316-vs-321-stainless-steel-heat-resistance\">Tepeln\u00e1 odolnost nerezov\u00e9 oceli 316 vs 321<\/h2>\n<h3>Schopnosti tepeln\u00e9 odolnosti<\/h3>\n<p>Tepeln\u00e1 odolnost nerezov\u00e9 oceli je z\u00e1sadn\u00ed pro mnoho pr\u016fmyslov\u00fdch aplikac\u00ed. Porovnejme tyto dva stupn\u011b:<\/p>\n<h4>316 Nerezov\u00e1 ocel<\/h4>\n<p>Odol\u00e1v\u00e1 teplot\u00e1m a\u017e:<\/p>\n<ul>\n<li>870\u00b0C v nep\u0159etr\u017eit\u00e9m provozu<\/li>\n<li>925\u00b0C v p\u0159eru\u0161ovan\u00e9m provozu<\/li>\n<\/ul>\n<h4>321 Nerezov\u00e1 ocel<\/h4>\n<p>Stabilizovan\u00fd titanem vydr\u017e\u00ed teploty a\u017e:<\/p>\n<ul>\n<li>900\u00b0C v nep\u0159etr\u017eit\u00e9m provozu<\/li>\n<li>925\u00b0C v p\u0159eru\u0161ovan\u00e9m provozu<\/li>\n<\/ul>\n<h2 id=\"316-vs-321-stainless-steel-corrosion-resistance\">316 vs 321 Nerezov\u00e1 ocel Odolnost proti korozi<\/h2>\n<h3>Odolnost proti korozi v r\u016fzn\u00fdch prost\u0159ed\u00edch<\/h3>\n<p>Odolnost proti korozi je kritick\u00fdm faktorem p\u0159i v\u00fdb\u011bru materi\u00e1lu:<\/p>\n<h4>316 Nerezov\u00e1 ocel<\/h4>\n<ul>\n<li>Zv\u00fd\u0161en\u00e1 odolnost v\u016f\u010di chlorid\u016fm a pr\u016fmyslov\u00fdm rozpou\u0161t\u011bdl\u016fm<\/li>\n<li>Ide\u00e1ln\u00ed pro n\u00e1mo\u0159n\u00ed a chemick\u00e9 zpracov\u00e1n\u00ed<\/li>\n<\/ul>\n<h4>321 Nerezov\u00e1 ocel<\/h4>\n<ul>\n<li>Odoln\u00fd v\u016f\u010di mezikrystalov\u00e9 korozi d\u00edky titanu<\/li>\n<li>Vhodn\u00e9 do prost\u0159ed\u00ed s vysokou teplotou<\/li>\n<\/ul>\n<h2 id=\"ss-321-vs-ss-316-chemical-composition\">Chemick\u00e9 slo\u017een\u00ed SS 321 vs SS 316<\/h2>\n<h3>Anal\u00fdza chemick\u00e9ho slo\u017een\u00ed<\/h3>\n<p>Chemick\u00e9 slo\u017een\u00ed v\u00fdrazn\u011b ovliv\u0148uje vlastnosti nerezov\u00e9 oceli:<\/p>\n<h4>316 Nerezov\u00e1 ocel<\/h4>\n<ul>\n<li>16-18% Chromium<\/li>\n<li>10-14% Nikl<\/li>\n<li>2-3% molybden<\/li>\n<li>N\u00edzk\u00fd obsah uhl\u00edku<\/li>\n<\/ul>\n<h4>321 Nerezov\u00e1 ocel<\/h4>\n<ul>\n<li>17-19% Chromium<\/li>\n<li>9-12% Nikl<\/li>\n<li>P\u0159\u00eddavek titanu<\/li>\n<\/ul>\n<h2 id=\"321-ss-vs-316-ss-mechanical-properties\">321 SS vs 316 SS: Mechanick\u00e9 vlastnosti<\/h2>\n<h3>Porovn\u00e1n\u00ed mechanick\u00fdch vlastnost\u00ed<\/h3>\n<h4>316 Nerezov\u00e1 ocel<\/h4>\n<ul>\n<li>Pevnost v tahu: 515 MPa (75 ksi)<\/li>\n<li>Mez kluzu: 205 MPa (30 ksi)<\/li>\n<li>Vynikaj\u00edc\u00ed hou\u017eevnatost p\u0159i kryogenn\u00edch teplot\u00e1ch<\/li>\n<\/ul>\n<h4>321 Nerezov\u00e1 ocel<\/h4>\n<ul>\n<li>Pevnost v tahu: ~515 MPa (75 ksi)<\/li>\n<li>Mez kluzu: ~205 MPa (30 ksi)<\/li>\n<li>Zv\u00fd\u0161en\u00e1 stabilita p\u0159i vysok\u00fdch teplot\u00e1ch<\/li>\n<\/ul>\n<h2 id=\"316-vs-321-stainless-steel-machinability\">Obrobitelnost nerezov\u00e9 oceli 316 vs 321<\/h2>\n<h3>\u00davahy o obrobitelnosti<\/h3>\n<p>Obrobitelnost je z\u00e1sadn\u00edm faktorem p\u0159i v\u00fdrob\u011b:<\/p>\n<h4>316 Nerezov\u00e1 ocel<\/h4>\n<ul>\n<li>Zv\u00fd\u0161en\u00e1 odolnost proti korozi, ale odoln\u011bj\u0161\u00ed v\u016f\u010di obr\u00e1b\u011bn\u00ed<\/li>\n<li>Vy\u017eaduje robustn\u00ed obr\u00e1b\u011bc\u00ed za\u0159\u00edzen\u00ed<\/li>\n<\/ul>\n<h4>321 Nerezov\u00e1 ocel<\/h4>\n<ul>\n<li>O n\u011bco lep\u0161\u00ed obrobitelnost ne\u017e 316<\/li>\n<li>Vy\u017eaduje pe\u010dlivou techniku obr\u00e1b\u011bn\u00ed<\/li>\n<\/ul>\n<h2 id=\"common-applications-of-stainless-steel-316-vs-321\">B\u011b\u017en\u00e9 aplikace nerezov\u00e9 oceli 316 vs 321<\/h2>\n<h3>Typick\u00e9 pou\u017eit\u00ed<\/h3>\n<p>Ob\u011b t\u0159\u00eddy se pou\u017e\u00edvaj\u00ed v r\u016fzn\u00fdch aplikac\u00edch d\u00edky sv\u00fdm jedine\u010dn\u00fdm vlastnostem:<\/p>\n<h4>316 Aplikace z nerezov\u00e9 oceli<\/h4>\n<ul>\n<li>Mo\u0159sk\u00e9 prost\u0159ed\u00ed<\/li>\n<li>Chemick\u00e9 zpracov\u00e1n\u00ed<\/li>\n<li>Farmaceutick\u00e1 v\u00fdroba<\/li>\n<\/ul>\n<h4>321 Aplikace z nerezov\u00e9 oceli<\/h4>\n<ul>\n<li>Leteck\u00e9 komponenty<\/li>\n<li>V\u00fdfukov\u00e9 syst\u00e9my<\/li>\n<li>Tepeln\u00e1 oxida\u010dn\u00ed \u010dinidla<\/li>\n<\/ul>\n<h2 id=\"summary-chart-of-what-is-the-difference-between-316-vs-321-stainless-steel\">Souhrnn\u00e1 tabulka, jak\u00fd je rozd\u00edl mezi nerezovou ocel\u00ed 316 a 321<\/h2>\n<h3>Srovn\u00e1vac\u00ed tabulka<\/h3>\n<table border=\"1\">\n<tbody>\n<tr>\n<th>Majetek<\/th>\n<th>316 Nerezov\u00e1 ocel<\/th>\n<th>321 Nerezov\u00e1 ocel<\/th>\n<\/tr>\n<tr>\n<td>Obsah chromu<\/td>\n<td>16-18%<\/td>\n<td>17-19%<\/td>\n<\/tr>\n<tr>\n<td>Obsah niklu<\/td>\n<td>10-14%<\/td>\n<td>9-12%<\/td>\n<\/tr>\n<tr>\n<td>Dal\u0161\u00ed prvky<\/td>\n<td>Molybden (2-3%)<\/td>\n<td>Titan (0,3-0,7%)<\/td>\n<\/tr>\n<tr>\n<td>Tepeln\u00e1 odolnost<\/td>\n<td>Trvale a\u017e 870\u00b0C<\/td>\n<td>Trvale a\u017e 900\u00b0C<\/td>\n<\/tr>\n<tr>\n<td>Odolnost proti korozi<\/td>\n<td>Vynikaj\u00edc\u00ed v chloridov\u00e9m prost\u0159ed\u00ed<\/td>\n<td>Dobr\u00e9 v prost\u0159ed\u00ed s vysokou teplotou<\/td>\n<\/tr>\n<tr>\n<td>B\u011b\u017en\u00e9 aplikace<\/td>\n<td>N\u00e1mo\u0159n\u00ed, chemick\u00e9 zpracov\u00e1n\u00ed<\/td>\n<td>Letectv\u00ed, v\u00fdfukov\u00e9 syst\u00e9my<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"conclusion\">Z\u00e1v\u011br<\/h2>\n<p>Hlavn\u00ed rozd\u00edly mezi nerezovou ocel\u00ed 316 a 321 spo\u010d\u00edvaj\u00ed v jejich chemick\u00e9m slo\u017een\u00ed a optim\u00e1ln\u00edm pou\u017eit\u00ed. Nerezov\u00e1 ocel 316 obsahuje molybden, kter\u00fd zvy\u0161uje jej\u00ed odolnost proti korozi, zejm\u00e9na proti chlorid\u016fm a dal\u0161\u00edm pr\u016fmyslov\u00fdm rozpou\u0161t\u011bdl\u016fm. Na druh\u00e9 stran\u011b nerezov\u00e1 ocel 321 obsahuje titan, kter\u00fd stabilizuje materi\u00e1l proti tvorb\u011b karbidu chr\u00f3mu, tak\u017ee je vhodn\u011bj\u0161\u00ed pro vysokoteplotn\u00ed aplikace. Proto v\u00fdb\u011br mezi nerezovou ocel\u00ed 316 a 321 z\u00e1vis\u00ed na konkr\u00e9tn\u00edch podm\u00ednk\u00e1ch prost\u0159ed\u00ed a teplotn\u00edch rozsaz\u00edch, ve kter\u00fdch bude materi\u00e1l pou\u017eit.<\/p>","protected":false},"excerpt":{"rendered":"<p>Table of Contents Definitions Of 316 vs 321 Stainless Steel What Are the Equivalents of 316 vs 321 Stainless Steel? 316 vs 321 Stainless Steel Heat Resistance 316 vs 321 Stainless Steel Corrosion Resistance SS 321 vs SS 316 Chemical Composition 321 SS vs 316 SS: Mechanical Properties 316 vs 321 Stainless Steel Machinability Common [&hellip;]<\/p>","protected":false},"author":1,"featured_media":4130,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","content-type":"","footnotes":""},"categories":[3],"tags":[],"class_list":["post-4080","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\/4080","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=4080"}],"version-history":[{"count":2,"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/posts\/4080\/revisions"}],"predecessor-version":[{"id":4083,"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/posts\/4080\/revisions\/4083"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/media\/4130"}],"wp:attachment":[{"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/media?parent=4080"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/categories?post=4080"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/machining-quote.com\/cs\/wp-json\/wp\/v2\/tags?post=4080"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}