{"id":4049,"date":"2024-07-08T14:36:56","date_gmt":"2024-07-08T14:36:56","guid":{"rendered":"https:\/\/machining-quote.com\/?p=4049"},"modified":"2024-07-10T02:54:09","modified_gmt":"2024-07-10T02:54:09","slug":"304l-vs-420-stainless-steel","status":"publish","type":"post","link":"https:\/\/machining-quote.com\/zh\/bolg\/304l-vs-420-stainless-steel\/","title":{"rendered":"304L \u4e0e 420 \u4e0d\u9508\u94a2\u521d\u5b66\u8005\u6307\u5357"},"content":{"rendered":"<h4>\u76ee\u5f55<\/h4>\n<ul>\n<li><a href=\"#understanding-the-basics-304l-and-420-stainless-steel\">\u4e86\u89e3\u57fa\u7840\u77e5\u8bc6\uff1a304L \u548c 420 \u4e0d\u9508\u94a2<\/a><\/li>\n<li><a href=\"#heat-treatment-processes-for-304l-and-420-stainless-steel\">304L \u548c 420 \u4e0d\u9508\u94a2\u7684\u70ed\u5904\u7406\u5de5\u827a<\/a><\/li>\n<li><a href=\"#mechanical-strength-analyzing-304l-and-420-stainless-steel\">\u673a\u68b0\u5f3a\u5ea6\uff1a\u5206\u6790 304L \u548c 420 \u4e0d\u9508\u94a2<\/a><\/li>\n<li><a href=\"#weldability-and-machining-techniques-for-304l-and-420\">304L \u548c 420 \u7684\u710a\u63a5\u6027\u548c\u52a0\u5de5\u6280\u672f<\/a><\/li>\n<li><a href=\"#properties-comparison-corrosion-resistance-of-304l-vs-420\">\u6027\u80fd\u6bd4\u8f83\uff1a304L \u4e0e 420 \u7684\u8010\u8150\u8680\u6027<\/a><\/li>\n<li><a href=\"#cost-analysis-304l-vs-420-stainless-steel\">\u6210\u672c\u5206\u6790\uff1a304L \u4e0e 420 \u4e0d\u9508\u94a2<\/a><\/li>\n<li><a href=\"#applications-where-to-use-304l-and-420-stainless-steel\">\u5e94\u7528\uff1a304L \u548c 420 \u4e0d\u9508\u94a2\u7684\u4f7f\u7528\u573a\u5408<\/a><\/li>\n<li><a href=\"#summary-chart-of-what-is-the-difference-between-304l-and-420-stainless-steel\">304L \u548c 420 \u4e0d\u9508\u94a2\u6709\u4ec0\u4e48\u533a\u522b\uff1f\u603b\u7ed3\u56fe\u8868<\/a><\/li>\n<li><a href=\"#choosing-between-304l-and-420-for-your-project-requirements\">\u6839\u636e\u60a8\u7684\u9879\u76ee\u9700\u6c42\u9009\u62e9 304L \u548c 420<\/a><\/li>\n<li><a href=\"#conclusion\">\u7ed3\u8bba<\/a><\/li>\n<\/ul>\n<p>\u201c\u63ed\u5f00\u79d8\u5bc6\uff1a\u4e3a\u60a8\u7684\u9879\u76ee\u9009\u62e9 304L \u548c 420 \u4e0d\u9508\u94a2\u201d<\/p>\n<p>\u4e0d\u9508\u94a2\u662f\u4e00\u79cd\u4ee5\u8010\u8150\u8680\u6027\u548c\u5f3a\u5ea6\u800c\u95fb\u540d\u7684\u6d41\u884c\u6750\u6599\u3002\u5b83\u6709\u591a\u79cd\u7b49\u7ea7\uff0c\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u5e94\u7528\u548c\u73af\u5883\u3002\u5176\u4e2d\uff0c304L \u548c 420 \u4e0d\u9508\u94a2\u88ab\u5e7f\u6cdb\u4f7f\u7528\uff0c\u4f46\u7528\u9014\u4e0d\u540c\u3002304L \u662f 304 \u4e0d\u9508\u94a2\u7684\u4f4e\u78b3\u7248\u672c\uff0c\u4f7f\u5176\u66f4\u6613\u710a\u63a5\u4e14\u8010\u8150\u8680\u6027\u7565\u9ad8\u3002\u5b83\u975e\u5e38\u9002\u5408\u9700\u8981\u62c5\u5fc3\u8150\u8680\u4f46\u4e0d\u9700\u8981\u9ad8\u5f3a\u5ea6\u7684\u73af\u5883\u3002\u53e6\u4e00\u65b9\u9762\uff0c420 \u4e0d\u9508\u94a2\u662f\u4e00\u79cd\u542b\u78b3\u91cf\u8f83\u9ad8\u7684\u9a6c\u6c0f\u4f53\u5408\u91d1\u3002\u8fd9\u4f7f\u5176\u5177\u6709\u66f4\u9ad8\u7684\u786c\u5ea6\u548c\u8010\u78e8\u6027\uff0c\u4f46\u8010\u8150\u8680\u6027\u8f83\u4f4e\u3002\u4e86\u89e3\u8fd9\u4e9b\u94a2\u6750\u7684\u7279\u6027\u3001\u7528\u9014\u548c\u6781\u9650\u6709\u52a9\u4e8e\u60a8\u9009\u62e9\u5408\u9002\u7684\u94a2\u6750\u3002<\/p>\n<h2 id=\"understanding-the-basics-304l-and-420-stainless-steel\">\u4e86\u89e3\u57fa\u7840\u77e5\u8bc6\uff1a304L \u548c 420 \u4e0d\u9508\u94a2<\/h2>\n<p>\u4e0d\u9508\u94a2\u662f\u4e00\u79cd\u4e3b\u8981\u7531\u94c1\u3001\u94ec\u548c\u954d\u5236\u6210\u7684\u5408\u91d1\u3002\u5b83\u4ee5\u8010\u8150\u8680\u6027\u548c\u5f3a\u5ea6\u800c\u95fb\u540d\u3002\u4e24\u79cd\u5e38\u89c1\u7c7b\u578b\u662f 304L \u548c 420\uff0c\u6bcf\u79cd\u90fd\u6709\u72ec\u7279\u7684\u6027\u80fd\u548c\u7528\u9014\u3002\u4e86\u89e3\u5b83\u4eec\u4e4b\u95f4\u7684\u5dee\u5f02\u662f\u9009\u62e9\u9002\u5408\u60a8\u9700\u6c42\u7684\u4e0d\u9508\u94a2\u7684\u5173\u952e\u3002<\/p>\n<h3>304L \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u4f4e\u78b3\u7248304\u4e0d\u9508\u94a2<\/li>\n<li>\u51cf\u5c11\u710a\u63a5\u8fc7\u7a0b\u4e2d\u78b3\u5316\u7269\u6790\u51fa<\/li>\n<li>\u5305\u542b 18-20% \u94ec\u548c 8-12% \u954d<\/li>\n<li>\u7528\u4e8e\u98df\u54c1\u548c\u996e\u6599\u5de5\u4e1a\u3001\u5efa\u7b51\u548c\u5316\u5b66\u52a0\u5de5<\/li>\n<\/ul>\n<h3>420 \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u78b3\u542b\u91cf\u6bd4 304L \u66f4\u9ad8<\/li>\n<li>\u9a6c\u6c0f\u4f53\u5408\u91d1\uff0c\u53ef\u901a\u8fc7\u70ed\u5904\u7406\u786c\u5316<\/li>\n<li>\u542b 12-14% \u94ec\uff0c\u4e0d\u542b\u954d<\/li>\n<li>\u7528\u4e8e\u624b\u672f\u5668\u68b0\u3001\u5207\u524a\u5de5\u5177\u53ca\u9700\u8981\u950b\u5229\u7684\u7269\u54c1<\/li>\n<\/ul>\n<table border=\"1\">\n<tbody>\n<tr>\n<th>\u7269\u4e1a<\/th>\n<th>304L \u4e0d\u9508\u94a2<\/th>\n<th>420 \u4e0d\u9508\u94a2<\/th>\n<\/tr>\n<tr>\n<td>\u78b3\u542b\u91cf<\/td>\n<td>\u4f4e<\/td>\n<td>\u9ad8<\/td>\n<\/tr>\n<tr>\n<td>\u94ec\u542b\u91cf<\/td>\n<td>18-20%<\/td>\n<td>12-14%<\/td>\n<\/tr>\n<tr>\n<td>\u954d\u542b\u91cf<\/td>\n<td>8-12%<\/td>\n<td>0%<\/td>\n<\/tr>\n<tr>\n<td>\u8010\u8150\u8680\u6027<\/td>\n<td>\u9ad8<\/td>\n<td>\u4e2d\u5ea6<\/td>\n<\/tr>\n<tr>\n<td>\u786c\u5ea6<\/td>\n<td>\u4e2d\u5ea6<\/td>\n<td>\u9ad8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"heat-treatment-processes-for-304l-and-420-stainless-steel\">304L \u548c 420 \u4e0d\u9508\u94a2\u7684\u70ed\u5904\u7406\u5de5\u827a<\/h2>\n<p>\u70ed\u5904\u7406\u4f1a\u5f71\u54cd 304L \u548c 420 \u7b49\u4e0d\u9508\u94a2\u7684\u6027\u80fd\u3002\u8fd9\u4e9b\u5904\u7406\u56e0\u5176\u72ec\u7279\u7684\u7ed3\u6784\u548c\u5408\u91d1\u5143\u7d20\u800c\u6709\u6240\u4e0d\u540c\u3002<\/p>\n<h3>304L \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u4e3b\u8981\u70ed\u5904\u7406\uff1a\u9000\u706b<\/li>\n<li>\u9000\u706b\u6e29\u5ea6\uff1a1010-1120\u6444\u6c0f\u5ea6<\/li>\n<li>\u91ca\u653e\u5185\u90e8\u5e94\u529b\u3001\u63d0\u9ad8\u5ef6\u5c55\u6027\u5e76\u6062\u590d\u8010\u8150\u8680\u6027<\/li>\n<\/ul>\n<h3>420 \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u70ed\u5904\u7406\u5305\u62ec\u786c\u5316\u548c\u56de\u706b<\/li>\n<li>\u786c\u5316\u6e29\u5ea6\uff1a950-1050\u6444\u6c0f\u5ea6<\/li>\n<li>\u56de\u706b\u6e29\u5ea6\uff1a150-370\u6444\u6c0f\u5ea6<\/li>\n<li>\u63d0\u9ad8\u786c\u5ea6\u548c\u5f3a\u5ea6\uff0c\u5e73\u8861\u97e7\u6027<\/li>\n<\/ul>\n<table border=\"1\">\n<tbody>\n<tr>\n<th>\u8fc7\u7a0b<\/th>\n<th>304L \u4e0d\u9508\u94a2<\/th>\n<th>420 \u4e0d\u9508\u94a2<\/th>\n<\/tr>\n<tr>\n<td>\u70ed\u5904\u7406\u7c7b\u578b<\/td>\n<td>\u9000\u706b<\/td>\n<td>\u6dec\u706b\u548c\u56de\u706b<\/td>\n<\/tr>\n<tr>\n<td>\u6e29\u5ea6\u8303\u56f4<\/td>\n<td>1010-1120\u2103<\/td>\n<td>950-1050\u00b0C\uff08\u6dec\u706b\uff09\u3001150-370\u00b0C\uff08\u56de\u706b\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u76ee\u7684<\/td>\n<td>\u7f13\u89e3\u538b\u529b\uff0c\u63d0\u9ad8\u5ef6\u5c55\u6027<\/td>\n<td>\u589e\u52a0\u786c\u5ea6\uff0c\u5e73\u8861\u97e7\u6027<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"mechanical-strength-analyzing-304l-and-420-stainless-steel\">\u673a\u68b0\u5f3a\u5ea6\uff1a\u5206\u6790 304L \u548c 420 \u4e0d\u9508\u94a2<\/h2>\n<p>\u4e86\u89e3 304L \u548c 420 \u4e0d\u9508\u94a2\u7684\u673a\u68b0\u5f3a\u5ea6\u5bf9\u4e8e\u9009\u62e9\u6b63\u786e\u7684\u6750\u6599\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3>304L \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u5c48\u670d\u5f3a\u5ea6\uff1a170-205MPa<\/li>\n<li>\u6297\u62c9\u5f3a\u5ea6\uff1a485MPa<\/li>\n<li>\u5353\u8d8a\u7684\u8010\u8150\u8680\u6027<\/li>\n<\/ul>\n<h3>420 \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u5c48\u670d\u5f3a\u5ea6\uff1a\u9ad8\u8fbe345 MPa<\/li>\n<li>\u6297\u62c9\u5f3a\u5ea6\uff1a\u9ad8\u8fbe700MPa<\/li>\n<li>\u9ad8\u786c\u5ea6\u548c\u8010\u78e8\u6027<\/li>\n<\/ul>\n<table border=\"1\">\n<tbody>\n<tr>\n<th>\u7269\u4e1a<\/th>\n<th>304L \u4e0d\u9508\u94a2<\/th>\n<th>420 \u4e0d\u9508\u94a2<\/th>\n<\/tr>\n<tr>\n<td>\u5c48\u670d\u5f3a\u5ea6\uff08\u5146\u5e15\uff09<\/td>\n<td>170-205<\/td>\n<td>\u6700\u591a 345<\/td>\n<\/tr>\n<tr>\n<td>\u62c9\u4f38\u5f3a\u5ea6\uff08\u5146\u5e15\uff09<\/td>\n<td>485<\/td>\n<td>\u6700\u591a 700<\/td>\n<\/tr>\n<tr>\n<td>\u8010\u8150\u8680\u6027<\/td>\n<td>\u4f18\u79c0<\/td>\n<td>\u4e2d\u5ea6<\/td>\n<\/tr>\n<tr>\n<td>\u786c\u5ea6<\/td>\n<td>\u4e2d\u5ea6<\/td>\n<td>\u9ad8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"weldability-and-machining-techniques-for-304l-and-420\">304L \u548c 420 \u7684\u710a\u63a5\u6027\u548c\u52a0\u5de5\u6280\u672f<\/h2>\n<p>\u4e86\u89e3 304L \u548c 420 \u4e0d\u9508\u94a2\u7684\u53ef\u710a\u6027\u548c\u52a0\u5de5\u6280\u672f\u5bf9\u4e8e\u5b83\u4eec\u7684\u6709\u6548\u4f7f\u7528\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3>304L \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u7531\u4e8e\u78b3\u542b\u91cf\u4f4e\uff0c\u710a\u63a5\u6027\u4f18\u5f02<\/li>\n<li>\u5e38\u89c1\u710a\u63a5\u65b9\u6cd5\uff1aTIG\u3001MIG\u3001SMAW<\/li>\n<li>\u6613\u4e8e\u52a0\u5de5\uff0c\u4f46\u53ef\u80fd\u4f1a\u786c\u5316<\/li>\n<\/ul>\n<h3>420 \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u710a\u63a5\u8fc7\u7a0b\u4e2d\u9700\u8981\u4ed4\u7ec6\u63a7\u5236\u4ee5\u907f\u514d\u5f00\u88c2<\/li>\n<li>\u5e38\u89c1\u710a\u63a5\u65b9\u6cd5\uff1aTIG \u9884\u70ed\u3001\u710a\u540e\u56de\u706b<\/li>\n<li>\u786c\u5ea6\u9ad8\uff0c\u96be\u4ee5\u52a0\u5de5<\/li>\n<\/ul>\n<table border=\"1\">\n<tbody>\n<tr>\n<th>\u7269\u4e1a<\/th>\n<th>304L \u4e0d\u9508\u94a2<\/th>\n<th>420 \u4e0d\u9508\u94a2<\/th>\n<\/tr>\n<tr>\n<td>\u710a\u63a5\u6027<\/td>\n<td>\u4f18\u79c0<\/td>\n<td>\u4e2d\u7b49\uff0c\u9700\u8981\u8c28\u614e\u63a7\u5236<\/td>\n<\/tr>\n<tr>\n<td>\u5e38\u89c1\u7684\u710a\u63a5\u65b9\u6cd5<\/td>\n<td>\u6c29\u5f27\u710a\u3001MIG \u710a\u3001SMAW<\/td>\n<td>TIG \u9884\u70ed\u548c\u710a\u540e\u56de\u706b<\/td>\n<\/tr>\n<tr>\n<td>\u673a\u68b0\u52a0\u5de5\u6027\u80fd<\/td>\n<td>\u8f7b\u677e\uff0c\u53ef\u4ee5\u52aa\u529b\u5de5\u4f5c<\/td>\n<td>\u786c\u5ea6\u9ad8\uff0c\u575a\u786c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"properties-comparison-corrosion-resistance-of-304l-vs-420\">\u6027\u80fd\u6bd4\u8f83\uff1a304L \u4e0e 420 \u7684\u8010\u8150\u8680\u6027<\/h2>\n<p>\u6bd4\u8f83 304L \u548c 420 \u4e0d\u9508\u94a2\u7684\u8010\u8150\u8680\u6027\u6709\u52a9\u4e8e\u4e3a\u7279\u5b9a\u73af\u5883\u9009\u62e9\u5408\u9002\u7684\u6750\u6599\u3002<\/p>\n<h3>304L \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u4f4e\u78b3\u542b\u91cf\u589e\u5f3a\u8010\u8150\u8680\u6027<\/li>\n<li>\u5728\u5404\u79cd\u73af\u5883\u4e0b\u5747\u8868\u73b0\u51fa\u8272<\/li>\n<li>\u8010\u5de5\u4e1a\u73af\u5883\u548c\u5316\u5b66\u7269\u8d28<\/li>\n<\/ul>\n<h3>420 \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u78b3\u542b\u91cf\u8f83\u9ad8\u4f1a\u964d\u4f4e\u8010\u8150\u8680\u6027<\/li>\n<li>\u6613\u53d7\u6c2f\u5316\u7269\u548c\u6781\u7aef\u6e29\u5ea6\u5f71\u54cd<\/li>\n<li>\u901a\u5e38\u901a\u8fc7\u949d\u5316\u6216\u6d82\u5c42\u8fdb\u884c\u4fdd\u62a4<\/li>\n<\/ul>\n<table border=\"1\">\n<tbody>\n<tr>\n<th>\u7269\u4e1a<\/th>\n<th>304L \u4e0d\u9508\u94a2<\/th>\n<th>420 \u4e0d\u9508\u94a2<\/th>\n<\/tr>\n<tr>\n<td>\u8010\u8150\u8680\u6027<\/td>\n<td>\u4f18\u79c0<\/td>\n<td>\u4e2d\u5ea6<\/td>\n<\/tr>\n<tr>\n<td>\u73af\u5883<\/td>\n<td>\u8303\u56f4\u5e7f\u6cdb\uff0c\u5305\u62ec\u8150\u8680\u6027<\/td>\n<td>\u4e0d\u592a\u9002\u5408\u8150\u8680\u73af\u5883<\/td>\n<\/tr>\n<tr>\n<td>\u4fdd\u62a4\u65b9\u6cd5<\/td>\n<td>\u65e0\u9700<\/td>\n<td>\u949d\u5316\u3001\u6d82\u5c42<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"cost-analysis-304l-vs-420-stainless-steel\">\u6210\u672c\u5206\u6790\uff1a304L \u4e0e 420 \u4e0d\u9508\u94a2<\/h2>\n<p>\u4e86\u89e3 304L \u548c 420 \u4e0d\u9508\u94a2\u4e4b\u95f4\u7684\u6210\u672c\u5dee\u5f02\u5bf9\u4e8e\u505a\u51fa\u660e\u667a\u7684\u51b3\u7b56\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<h3>304L \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u7531\u4e8e\u954d\u542b\u91cf\u8f83\u9ad8\uff0c\u521d\u59cb\u6210\u672c\u8f83\u9ad8<\/li>\n<li>\u7531\u4e8e\u8010\u8150\u8680\u6027\u80fd\u597d\uff0c\u7ef4\u62a4\u6210\u672c\u8f83\u4f4e<\/li>\n<li>\u5927\u89c4\u6a21\u4f7f\u7528\u5177\u6709\u6210\u672c\u6548\u76ca<\/li>\n<\/ul>\n<h3>420 \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u7531\u4e8e\u94ec\u542b\u91cf\u8f83\u5c11\uff0c\u521d\u59cb\u6210\u672c\u8f83\u4f4e<\/li>\n<li>\u8010\u8150\u8680\u6027\u8f83\u4f4e\uff0c\u7ef4\u62a4\u6210\u672c\u8f83\u9ad8<\/li>\n<li>\u70ed\u5904\u7406\u548c\u4fdd\u62a4\u6d82\u5c42\u7684\u989d\u5916\u6210\u672c<\/li>\n<\/ul>\n<table border=\"1\">\n<tbody>\n<tr>\n<th>\u7cfb\u6570<\/th>\n<th>304L \u4e0d\u9508\u94a2<\/th>\n<th>420 \u4e0d\u9508\u94a2<\/th>\n<\/tr>\n<tr>\n<td>\u521d\u59cb\u6210\u672c<\/td>\n<td>\u66f4\u9ad8<\/td>\n<td>\u8f83\u4f4e<\/td>\n<\/tr>\n<tr>\n<td>\u7ef4\u62a4\u6210\u672c<\/td>\n<td>\u8f83\u4f4e<\/td>\n<td>\u66f4\u9ad8<\/td>\n<\/tr>\n<tr>\n<td>\u70ed\u5904\u7406<\/td>\n<td>\u4e0d\u8981\u6c42<\/td>\n<td>\u5fc5\u9700\u7684<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"applications-where-to-use-304l-and-420-stainless-steel\">\u5e94\u7528\uff1a304L \u548c 420 \u4e0d\u9508\u94a2\u7684\u4f7f\u7528\u573a\u5408<\/h2>\n<p>\u4e3a\u60a8\u7684\u5e94\u7528\u9009\u62e9\u5408\u9002\u7684\u4e0d\u9508\u94a2\u53d6\u51b3\u4e8e\u5bf9\u5176\u72ec\u7279\u6027\u80fd\u548c\u7528\u9014\u7684\u4e86\u89e3\u3002<\/p>\n<h3>304L \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u98df\u54c1\u52a0\u5de5\u8bbe\u5907<\/li>\n<li>\u5236\u836f\u8bbe\u5907<\/li>\n<li>\u5efa\u7b51\u5e94\u7528<\/li>\n<\/ul>\n<h3>420 \u4e0d\u9508\u94a2<\/h3>\n<ul>\n<li>\u624b\u672f\u5668\u68b0<\/li>\n<li>\u9910\u5177\u548c\u5200\u7247<\/li>\n<li>\u9700\u8981\u950b\u5229\u8fb9\u7f18\u7684\u5de5\u5177<\/li>\n<\/ul>\n<h2 id=\"summary-chart-of-what-is-the-difference-between-304l-and-420-stainless-steel\">304L \u548c 420 \u4e0d\u9508\u94a2\u6709\u4ec0\u4e48\u533a\u522b\uff1f\u603b\u7ed3\u56fe\u8868<\/h2>\n<p>\u6b64\u6458\u8981\u56fe\u8868\u91cd\u70b9\u4ecb\u7ecd\u4e86 304L \u548c 420 \u4e0d\u9508\u94a2\u4e4b\u95f4\u7684\u4e3b\u8981\u533a\u522b\uff0c\u4ee5\u5e2e\u52a9\u60a8\u9009\u62e9\u5408\u9002\u7684\u4e0d\u9508\u94a2\u3002<\/p>\n<table border=\"1\">\n<tbody>\n<tr>\n<th>\u7269\u4e1a<\/th>\n<th>304L \u4e0d\u9508\u94a2<\/th>\n<th>420 \u4e0d\u9508\u94a2<\/th>\n<\/tr>\n<tr>\n<td>\u78b3\u542b\u91cf<\/td>\n<td>\u4f4e<\/td>\n<td>\u9ad8<\/td>\n<\/tr>\n<tr>\n<td>\u94ec\u542b\u91cf<\/td>\n<td>18-20%<\/td>\n<td>12-14%<\/td>\n<\/tr>\n<tr>\n<td>\u954d\u542b\u91cf<\/td>\n<td>8-12%<\/td>\n<td>0%<\/td>\n<\/tr>\n<tr>\n<td>\u8010\u8150\u8680\u6027<\/td>\n<td>\u9ad8<\/td>\n<td>\u4e2d\u5ea6<\/td>\n<\/tr>\n<tr>\n<td>\u786c\u5ea6<\/td>\n<td>\u4e2d\u5ea6<\/td>\n<td>\u9ad8<\/td>\n<\/tr>\n<tr>\n<td>\u70ed\u5904\u7406<\/td>\n<td>\u9000\u706b<\/td>\n<td>\u6dec\u706b\u548c\u56de\u706b<\/td>\n<\/tr>\n<tr>\n<td>\u5e94\u7528<\/td>\n<td>\u98df\u54c1\u52a0\u5de5\u3001\u5236\u836f\u3001\u5efa\u7b51<\/td>\n<td>\u624b\u672f\u5668\u68b0\u3001\u9910\u5177\u3001\u5de5\u5177<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"choosing-between-304l-and-420-for-your-project-requirements\">\u6839\u636e\u60a8\u7684\u9879\u76ee\u9700\u6c42\u9009\u62e9 304L \u548c 420<\/h2>\n<p>\u5728 304L \u548c 420 \u4e0d\u9508\u94a2\u4e4b\u95f4\u8fdb\u884c\u9009\u62e9\u65f6\uff0c\u8bf7\u8003\u8651\u9879\u76ee\u7684\u5177\u4f53\u8981\u6c42\u3002\u4e24\u79cd\u7c7b\u578b\u90fd\u5177\u6709\u72ec\u7279\u7684\u4f18\u52bf\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u5e94\u7528\u3002<\/p>\n<h3>\u9700\u8981\u8003\u8651\u7684\u56e0\u7d20<\/h3>\n<ul>\n<li>\u8010\u8150\u8680\u9700\u6c42<\/li>\n<li>\u786c\u5ea6\u548c\u8010\u78e8\u6027<\/li>\n<li>\u53ef\u52a0\u5de5\u6027\u548c\u5236\u9020\u65b9\u6cd5<\/li>\n<li>\u6210\u672c\u548c\u7ef4\u62a4<\/li>\n<\/ul>\n<p>\u5bf9\u4e8e\u9700\u8981\u9ad8\u8010\u8150\u8680\u6027\u548c\u53ef\u710a\u6027\u7684\u9879\u76ee\uff0c304L \u662f\u66f4\u597d\u7684\u9009\u62e9\u3002\u5b83\u975e\u5e38\u9002\u5408\u5177\u6709\u8150\u8680\u6027\u5143\u7d20\u7684\u73af\u5883\u4ee5\u53ca\u9700\u8981\u5927\u91cf\u710a\u63a5\u7684\u5e94\u7528\u3002\u5bf9\u4e8e\u9700\u8981\u9ad8\u786c\u5ea6\u548c\u8010\u78e8\u6027\u7684\u9879\u76ee\uff0c420 \u662f\u66f4\u597d\u7684\u9009\u62e9\u3002\u5b83\u9002\u7528\u4e8e\u9700\u8981\u950b\u5229\u8010\u7528\u8fb9\u7f18\u7684\u5de5\u5177\u548c\u7269\u54c1\u3002<\/p>\n<h2 id=\"conclusion\">\u7ed3\u8bba<\/h2>\n<p>\u603b\u4e4b\uff0c304L \u548c 420 \u4e0d\u9508\u94a2\u5177\u6709\u4e0d\u540c\u7684\u7279\u6027\uff0c\u4f7f\u5176\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u5e94\u7528\u3002304L \u5177\u6709\u51fa\u8272\u7684\u8010\u8150\u8680\u6027\uff0c\u975e\u5e38\u9002\u5408\u9700\u8981\u8010\u7528\u6027\u548c\u53ef\u710a\u6027\u7684\u73af\u5883\u3002420 \u5177\u6709\u9ad8\u786c\u5ea6\u548c\u8010\u78e8\u6027\uff0c\u4f7f\u5176\u9002\u7528\u4e8e\u5207\u524a\u5de5\u5177\u548c\u624b\u672f\u5668\u68b0\u3002\u4e86\u89e3\u6bcf\u79cd\u7c7b\u578b\u7684\u72ec\u7279\u5c5e\u6027\u6709\u52a9\u4e8e\u6839\u636e\u60a8\u7684\u7279\u5b9a\u9700\u6c42\u505a\u51fa\u6b63\u786e\u7684\u9009\u62e9\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>Table of Contents Understanding the Basics: 304L and 420 Stainless Steel Heat Treatment Processes for 304L and 420 Stainless Steel Mechanical Strength: Analyzing 304L and 420 Stainless Steel Weldability and Machining Techniques for 304L and 420 Properties Comparison: Corrosion Resistance of 304L vs 420 Cost Analysis: 304L vs 420 Stainless Steel Applications: Where to Use [&hellip;]<\/p>","protected":false},"author":1,"featured_media":4095,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","content-type":"","footnotes":""},"categories":[3],"tags":[],"class_list":["post-4049","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-material-selection-guide"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/machining-quote.com\/zh\/wp-json\/wp\/v2\/posts\/4049","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/machining-quote.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/machining-quote.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/machining-quote.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/machining-quote.com\/zh\/wp-json\/wp\/v2\/comments?post=4049"}],"version-history":[{"count":2,"href":"https:\/\/machining-quote.com\/zh\/wp-json\/wp\/v2\/posts\/4049\/revisions"}],"predecessor-version":[{"id":4052,"href":"https:\/\/machining-quote.com\/zh\/wp-json\/wp\/v2\/posts\/4049\/revisions\/4052"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/machining-quote.com\/zh\/wp-json\/wp\/v2\/media\/4095"}],"wp:attachment":[{"href":"https:\/\/machining-quote.com\/zh\/wp-json\/wp\/v2\/media?parent=4049"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/machining-quote.com\/zh\/wp-json\/wp\/v2\/categories?post=4049"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/machining-quote.com\/zh\/wp-json\/wp\/v2\/tags?post=4049"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}