{"id":3883,"date":"2024-06-26T14:50:58","date_gmt":"2024-06-26T14:50:58","guid":{"rendered":"https:\/\/machining-quote.com\/?p=3883"},"modified":"2024-06-27T10:10:38","modified_gmt":"2024-06-27T10:10:38","slug":"stainless-steel-303-vs-316","status":"publish","type":"post","link":"https:\/\/machining-quote.com\/zh\/bolg\/stainless-steel-303-vs-316\/","title":{"rendered":"\u4f55\u65f6\u9009\u62e9 303 \u4e0d\u9508\u94a2\u4e0e 316 \u4e0d\u9508\u94a2\uff1a\u7efc\u5408\u6307\u5357"},"content":{"rendered":"<h4>\u76ee\u5f55<\/h4>\n<ul>\n<li><a href=\"#is-303-or-316-stainless-steel-better\">303 \u6216 316 \u4e0d\u9508\u94a2\u54ea\u4e2a\u66f4\u597d\uff1f<\/a><\/li>\n<li><a href=\"#comparing-corrosion-resistance\">\u8010\u8150\u8680\u6027\u80fd\u6bd4\u8f83<\/a><\/li>\n<li><a href=\"#understanding-the-chemical-composition-differences\">\u4e86\u89e3\u5316\u5b66\u6210\u5206\u5dee\u5f02<\/a><\/li>\n<li><a href=\"#charts-of-303-vs-316-mechanical-properties\">303 \u4e0e 316 \u673a\u68b0\u6027\u80fd\u5bf9\u6bd4\u8868<\/a><\/li>\n<li><a href=\"#analysis-303-vs-316-stainless-steel-strength\">\u5206\u6790 303 \u548c 316 \u4e0d\u9508\u94a2\u7684\u5f3a\u5ea6<\/a><\/li>\n<li><a href=\"#considerations-for-welding-and-machining\">\u710a\u63a5\u548c\u52a0\u5de5\u6ce8\u610f\u4e8b\u9879<\/a><\/li>\n<li><a href=\"#choosing-the-right-grade-for-medical-equipment-marine-environments\">\u4e3a\u533b\u7597\u8bbe\u5907\u3001\u6d77\u6d0b\u73af\u5883\u9009\u62e9\u5408\u9002\u7684\u7b49\u7ea7<\/a><\/li>\n<li><a href=\"#cost-benefit\">\u6210\u672c\u6548\u76ca<\/a><\/li>\n<li><a href=\"#summary-chart-what-is-the-difference-between-ss316l-and-ss303\">\u6458\u8981\u56fe\u8868\uff1aSS316l \u548c SS303 \u4e4b\u95f4\u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/a><\/li>\n<li><a href=\"#conclusion\">\u7ed3\u8bba<\/a><\/li>\n<\/ul>\n<h2 id=\"is-303-or-316-stainless-steel-better\">303 \u6216 316 \u4e0d\u9508\u94a2\u54ea\u4e2a\u66f4\u597d\uff1f<\/h2>\n<h3>\u5bfc\u8a00<\/h3>\n<p>\u9009\u62e9 303 \u548c 316 \u4e0d\u9508\u94a2\u4e3b\u8981\u53d6\u51b3\u4e8e\u5e94\u7528\u7684\u5177\u4f53\u8981\u6c42\u3002\u6bcf\u79cd\u7c7b\u578b\u90fd\u6709\u4e0d\u540c\u7684\u4f18\u70b9\u548c\u5c40\u9650\u6027\u3002\u4e86\u89e3\u8fd9\u4e24\u79cd\u4e0d\u9508\u94a2\u7b49\u7ea7\u4e4b\u95f4\u7684\u6839\u672c\u533a\u522b\u5bf9\u4e8e\u4e3a\u60a8\u7684\u9879\u76ee\u9009\u62e9\u6700\u5408\u9002\u7684\u6750\u6599\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3>\u4e0d\u9508\u94a2 303<\/h3>\n<ul>\n<li>\u7531\u4e8e\u6dfb\u52a0\u4e86\u786b\u548c\u78f7\u800c\u5177\u6709\u51fa\u8272\u7684\u53ef\u52a0\u5de5\u6027<\/li>\n<li>\u975e\u5e38\u9002\u5408\u9700\u8981\u5927\u91cf\u52a0\u5de5\u4e14\u5c3d\u91cf\u51cf\u5c11\u66b4\u9732\u4e8e\u8150\u8680\u5143\u7d20\u7684\u90e8\u4ef6<\/li>\n<li>\u5e94\u7528\uff1a\u5236\u9020\u914d\u4ef6\u3001\u7d27\u56fa\u4ef6<\/li>\n<\/ul>\n<h3>\u4e0d\u9508\u94a2 316<\/h3>\n<ul>\n<li>\u589e\u5f3a\u8010\u8150\u8680\u6027\u80fd\uff0c\u4f18\u4e8e303\u751a\u81f3304\u4e0d\u9508\u94a2<\/li>\n<li>\u542b\u6709\u94bc\uff082-3%\uff09\uff0c\u53ef\u63d0\u9ad8\u5bf9\u6c2f\u5316\u7269\u548c\u5de5\u4e1a\u6eb6\u5242\u7684\u62b5\u6297\u529b<\/li>\n<li>\u5e94\u7528\uff1a\u6d77\u6d0b\u548c\u6cbf\u6d77\u73af\u5883\u3001\u5316\u5b66\u52a0\u5de5\u8bbe\u5907\u3001\u533b\u7597\u8bbe\u5907<\/li>\n<\/ul>\n<h3>\u4e3b\u8981\u8003\u8651\u56e0\u7d20<\/h3>\n<ul>\n<li>\u8010\u8150\u8680\u6027\uff1a316 \u6bd4 303 \u5177\u6709\u66f4\u9ad8\u7684\u8010\u8150\u8680\u6027<\/li>\n<li>\u5f3a\u5ea6\uff1a316 \u63d0\u4f9b\u66f4\u9ad8\u7684\u5f3a\u5ea6\u548c\u8010\u7528\u6027<\/li>\n<li>\u6210\u672c\uff1a316 \u901a\u5e38\u66f4\u8d35\uff0c\u56e0\u4e3a\u5b83\u6027\u80fd\u4f18\u8d8a<\/li>\n<\/ul>\n<h2 id=\"comparing-corrosion-resistance\">\u8010\u8150\u8680\u6027\u80fd\u6bd4\u8f83<\/h2>\n<h3>\u5bfc\u8a00<\/h3>\n<p>\u4e86\u89e3 303 \u548c 316 \u4e0d\u9508\u94a2\u4e4b\u95f4\u7684\u8010\u8150\u8680\u6027\u80fd\u5dee\u5f02\u5bf9\u4e8e\u9009\u62e9\u9002\u5408\u7279\u5b9a\u73af\u5883\u6216\u5e94\u7528\u7684\u7c7b\u578b\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3>\u4e0d\u9508\u94a2 303<\/h3>\n<ul>\n<li>\u7531\u4e8e\u6dfb\u52a0\u786b\uff0c\u673a\u68b0\u52a0\u5de5\u6027\u589e\u5f3a<\/li>\n<li>\u4e0e\u5176\u4ed6\u5965\u6c0f\u4f53\u4e0d\u9508\u94a2\u76f8\u6bd4\uff0c\u8010\u8150\u8680\u6027\u8f83\u4f4e<\/li>\n<li>\u9002\u7528\u4e8e\u6e29\u548c\u73af\u5883\uff0c\u4e0d\u9002\u5408\u66b4\u9732\u4e8e\u523a\u6fc0\u6027\u5316\u5b66\u7269\u8d28<\/li>\n<\/ul>\n<h3>\u4e0d\u9508\u94a2 316<\/h3>\n<ul>\n<li>\u7531\u4e8e\u6dfb\u52a0\u4e86\u94bc\uff0c\u5177\u6709\u4f18\u5f02\u7684\u8010\u8150\u8680\u6027<\/li>\n<li>\u6d77\u6d0b\u548c\u9ad8\u8150\u8680\u73af\u5883\u7684\u6700\u4f73\u9009\u62e9<\/li>\n<li>\u8010\u70b9\u8680\u548c\u7f1d\u9699\u8150\u8680<\/li>\n<\/ul>\n<h3>\u4e3b\u8981\u533a\u522b<\/h3>\n<ul>\n<li>303 \u9002\u7528\u4e8e\u9700\u8981\u5927\u91cf\u52a0\u5de5\u7684\u96f6\u4ef6<\/li>\n<li>316 \u5728\u8150\u8680\u73af\u5883\u4e2d\u63d0\u4f9b\u66f4\u597d\u7684\u4fdd\u62a4<\/li>\n<li>\u8fd9\u4e24\u4e2a\u7b49\u7ea7\u90fd\u542b\u6709\u9ad8\u542b\u91cf\u7684\u94ec\u548c\u954d<\/li>\n<\/ul>\n<h2 id=\"understanding-the-chemical-composition-differences\">\u4e86\u89e3\u5316\u5b66\u6210\u5206\u5dee\u5f02<\/h2>\n<h3>\u5bfc\u8a00<\/h3>\n<p>\u4e86\u89e3\u4e0d\u9508\u94a2 303 \u548c 316 \u4e4b\u95f4\u7684\u5316\u5b66\u6210\u5206\u5dee\u5f02\u5bf9\u4e8e\u786e\u5b9a\u5b83\u4eec\u5728\u7279\u5b9a\u73af\u5883\u548c\u5e94\u7528\u4e2d\u7684\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3>\u4e0d\u9508\u94a2 303<\/h3>\n<ul>\n<li>\u6dfb\u52a0\u786b\uff080.15% \u81f3 0.35%\uff09\u4ee5\u63d0\u9ad8\u673a\u68b0\u52a0\u5de5\u6027<\/li>\n<li>\u786b\u5316\u9530\u5939\u6742\u7269\u8d77\u5230\u65ad\u5c51\u4f5c\u7528<\/li>\n<li>\u8010\u8150\u8680\u6027\u548c\u97e7\u6027\u7565\u6709\u4e0b\u964d<\/li>\n<\/ul>\n<h3>\u4e0d\u9508\u94a2 316<\/h3>\n<ul>\n<li>\u542b\u6709\u94bc\uff082% \u81f3 3%\uff09\uff0c\u589e\u5f3a\u8010\u8150\u8680\u6027<\/li>\n<li>\u66f4\u9ad8\u7684\u954d\u542b\u91cf\u53ef\u63d0\u9ad8\u5404\u79cd\u6e29\u5ea6\u4e0b\u7684\u7a33\u5b9a\u6027<\/li>\n<li>\u9002\u7528\u4e8e\u6076\u52a3\u7684\u5316\u5b66\u73af\u5883<\/li>\n<\/ul>\n<h3>\u4e3b\u8981\u6bd4\u8f83<\/h3>\n<ul>\n<li>303 \u66f4\u9002\u5408\u52a0\u5de5\u5bc6\u96c6\u578b\u9879\u76ee<\/li>\n<li>316 \u975e\u5e38\u9002\u5408\u9700\u8981\u9ad8\u8010\u8150\u8680\u6027\u7684\u73af\u5883<\/li>\n<li>316\u7684\u5316\u5b66\u6210\u5206\u4f7f\u5176\u66f4\u52a0\u8010\u7528\u548c\u7a33\u5b9a<\/li>\n<\/ul>\n<h2 id=\"charts-of-303-vs-316-mechanical-properties\">303 \u4e0e 316 \u673a\u68b0\u6027\u80fd\u5bf9\u6bd4\u8868<\/h2>\n<h3>\u673a\u68b0\u6027\u80fd\u6982\u8ff0<\/h3>\n<p>\u6bd4\u8f83 303 \u548c 316 \u4e0d\u9508\u94a2\u7684\u673a\u68b0\u6027\u80fd\u5bf9\u4e8e\u786e\u5b9a\u5b83\u4eec\u662f\u5426\u9002\u5408\u5404\u79cd\u5e94\u7528\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3>\u4e0d\u9508\u94a2 303<\/h3>\n<ul>\n<li>\u6297\u62c9\u5f3a\u5ea6\uff1a620MPa<\/li>\n<li>\u5c48\u670d\u5f3a\u5ea6\uff1a240MPa<\/li>\n<li>\u5f39\u6027\u6a21\u91cf\uff1a193 GPa<\/li>\n<li>\u65ad\u88c2\u4f38\u957f\u7387\uff1a50%<\/li>\n<\/ul>\n<h3>\u4e0d\u9508\u94a2 316<\/h3>\n<ul>\n<li>\u6297\u62c9\u5f3a\u5ea6\uff1a579MPa<\/li>\n<li>\u5c48\u670d\u5f3a\u5ea6\uff1a290MPa<\/li>\n<li>\u5f39\u6027\u6a21\u91cf\uff1a200 GPa<\/li>\n<li>\u65ad\u88c2\u4f38\u957f\u7387\uff1a60%<\/li>\n<\/ul>\n<h2 id=\"analysis-303-vs-316-stainless-steel-strength\">\u5206\u6790 303 \u548c 316 \u4e0d\u9508\u94a2\u7684\u5f3a\u5ea6<\/h2>\n<h3>\u5bfc\u8a00<\/h3>\n<p>\u4e86\u89e3 303 \u548c 316 \u4e0d\u9508\u94a2\u4e4b\u95f4\u7684\u5f3a\u5ea6\u5dee\u5f02\u5bf9\u4e8e\u9009\u62e9\u9002\u5408\u60a8\u5e94\u7528\u7684\u6750\u6599\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3>\u4e0d\u9508\u94a2 303<\/h3>\n<ul>\n<li>\u4e13\u4e3a\u63d0\u9ad8\u673a\u68b0\u52a0\u5de5\u6027\u80fd\u800c\u8bbe\u8ba1<\/li>\n<li>\u673a\u68b0\u6027\u80fd\u826f\u597d\uff0c\u4f46\u4e0d\u9002\u5408\u9ad8\u5e94\u529b\u5e94\u7528<\/li>\n<li>\u5e94\u7528\uff1a\u87ba\u9489\u3001\u87ba\u6bcd\u3001\u914d\u4ef6<\/li>\n<\/ul>\n<h3>\u4e0d\u9508\u94a2 316<\/h3>\n<ul>\n<li>\u589e\u5f3a\u5f3a\u5ea6\u548c\u8010\u8150\u8680\u6027<\/li>\n<li>\u9002\u7528\u4e8e\u9ad8\u6e29\u3001\u9ad8\u538b\u529b\u73af\u5883<\/li>\n<li>\u5e94\u7528\uff1a\u8239\u7528\u4e94\u91d1\u3001\u5316\u5b66\u52a0\u5de5\u8bbe\u5907<\/li>\n<\/ul>\n<h3>\u4e3b\u8981\u533a\u522b<\/h3>\n<ul>\n<li>316 \u5177\u6709\u66f4\u9ad8\u7684\u6297\u62c9\u5f3a\u5ea6\u548c\u5c48\u670d\u5f3a\u5ea6<\/li>\n<li>316\u66f4\u9002\u5408\u7ed3\u6784\u5e94\u7528<\/li>\n<li>303 \u66f4\u9002\u5408\u9700\u8981\u5927\u91cf\u52a0\u5de5\u7684\u5e94\u7528<\/li>\n<\/ul>\n<h2 id=\"considerations-for-welding-and-machining\">\u710a\u63a5\u548c\u52a0\u5de5\u6ce8\u610f\u4e8b\u9879<\/h2>\n<h3>\u5bfc\u8a00<\/h3>\n<p>\u4e3a\u9879\u76ee\u9009\u62e9\u4e0d\u9508\u94a2\u65f6\uff0c\u91cd\u8981\u7684\u662f\u8003\u8651\u6240\u6d89\u53ca\u7684\u5177\u4f53\u5236\u9020\u5de5\u827a\uff0c\u4f8b\u5982\u710a\u63a5\u548c\u673a\u68b0\u52a0\u5de5\u3002<\/p>\n<h3>\u4e0d\u9508\u94a2 303<\/h3>\n<ul>\n<li>\u7531\u4e8e\u6dfb\u52a0\u786b\uff0c\u673a\u68b0\u52a0\u5de5\u6027\u5f97\u5230\u6539\u5584<\/li>\n<li>\u7531\u4e8e\u70ed\u88c2\u7eb9\u7684\u5f62\u6210\uff0c\u4e0d\u592a\u9002\u5408\u710a\u63a5<\/li>\n<li>\u5e94\u7528\uff1a\u673a\u68b0\u96f6\u4ef6\u5236\u9020<\/li>\n<\/ul>\n<h3>\u4e0d\u9508\u94a2 316<\/h3>\n<ul>\n<li>\u4e0e 303 \u76f8\u6bd4\uff0c\u710a\u63a5\u6027\u66f4\u4f73<\/li>\n<li>\u4e0d\u9700\u8981\u710a\u540e\u9000\u706b<\/li>\n<li>\u7531\u4e8e\u4e0d\u542b\u786b\uff0c\u52a0\u5de5\u96be\u5ea6\u66f4\u5927<\/li>\n<\/ul>\n<h3>\u4e3b\u8981\u8003\u8651\u56e0\u7d20<\/h3>\n<ul>\n<li>303 \u662f\u673a\u68b0\u52a0\u5de5\u5bc6\u96c6\u578b\u9879\u76ee\u7684\u7406\u60f3\u9009\u62e9<\/li>\n<li>\u5bf9\u4e8e\u9700\u8981\u710a\u63a5\u7684\u5e94\u7528\uff0c316 \u662f\u9996\u9009<\/li>\n<li>316 \u5728\u710a\u63a5\u6761\u4ef6\u4e0b\u5177\u6709\u4f18\u5f02\u7684\u8010\u8150\u8680\u6027\u80fd<\/li>\n<\/ul>\n<h2 id=\"choosing-the-right-grade-for-medical-equipment-marine-environments\">\u4e3a\u533b\u7597\u8bbe\u5907\u3001\u6d77\u6d0b\u73af\u5883\u9009\u62e9\u5408\u9002\u7684\u7b49\u7ea7<\/h2>\n<h3>\u5bfc\u8a00<\/h3>\n<p>\u7531\u4e8e\u533b\u7597\u8bbe\u5907\u548c\u6d77\u6d0b\u73af\u5883\u7b49\u5e94\u7528\u7684\u7279\u5b9a\u8981\u6c42\uff0c\u9009\u62e9\u5408\u9002\u7684\u4e0d\u9508\u94a2\u7b49\u7ea7\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3>\u4e0d\u9508\u94a2 303<\/h3>\n<ul>\n<li>\u5353\u8d8a\u7684\u673a\u52a0\u5de5\u6027\u80fd<\/li>\n<li>\u7528\u4e8e\u5236\u9020\u5c0f\u578b\u3001\u7cbe\u5bc6\u7684\u533b\u7597\u5668\u68b0<\/li>\n<li>\u4e0d\u9002\u5408\u9700\u8981\u9ad8\u8010\u8150\u8680\u6027\u7684\u73af\u5883<\/li>\n<\/ul>\n<h3>\u4e0d\u9508\u94a2 316<\/h3>\n<ul>\n<li>\u4f18\u5f02\u7684\u8010\u8150\u8680\u6027\u80fd<\/li>\n<li>\u975e\u5e38\u9002\u5408\u66b4\u9732\u5728\u6076\u52a3\u6761\u4ef6\u4e0b\u7684\u8239\u8236\u786c\u4ef6\u548c\u533b\u7597\u8bbe\u5907<\/li>\n<li>\u53ef\u8010\u53d7\u8150\u8680\u6027\u6e05\u6d01\u5242\u548c\u53cd\u590d\u6d88\u6bd2<\/li>\n<\/ul>\n<h3>\u4e3b\u8981\u5e94\u7528<\/h3>\n<ul>\n<li>303 \u9002\u7528\u4e8e\u65e0\u8150\u8680\u73af\u5883\u4e0b\u7684\u7cbe\u7ec6\u52a0\u5de5<\/li>\n<li>316 \u9002\u7528\u4e8e\u6d77\u6d0b\u548c\u533b\u7597\u5e94\u7528\uff0c\u7ecf\u4e45\u8010\u7528<\/li>\n<\/ul>\n<h2 id=\"cost-benefit\">\u6210\u672c\u6548\u76ca<\/h2>\n<h3>\u5bfc\u8a00<\/h3>\n<p>\u5728 303 \u548c 316 \u4e0d\u9508\u94a2\u4e4b\u95f4\u8fdb\u884c\u9009\u62e9\u7684\u6210\u672c\u6548\u76ca\u5206\u6790\u9700\u8981\u540c\u65f6\u8003\u8651\u77ed\u671f\u6210\u672c\u548c\u957f\u671f\u6548\u76ca\u3002<\/p>\n<h3>\u4e0d\u9508\u94a2 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316<\/h3>\n<ul>\n<li>\u6dfb\u52a0\u94bc\u53ef\u63d0\u9ad8\u8010\u8150\u8680\u6027<\/li>\n<li>\u6076\u52a3\u5316\u5b66\u73af\u5883\u7684\u7406\u60f3\u9009\u62e9<\/li>\n<li>\u5e94\u7528\uff1a\u8239\u8236\u4e94\u91d1\u3001\u836f\u54c1\u3001\u533b\u7597\u690d\u5165\u7269<\/li>\n<\/ul>\n<h3>\u4e3b\u8981\u6bd4\u8f83<\/h3>\n<ul>\n<li>303 \u6ee1\u8db3\u9ad8\u673a\u68b0\u52a0\u5de5\u6027\u8981\u6c42<\/li>\n<li>316 \u5177\u6709\u9ad8\u8010\u8150\u8680\u6027<\/li>\n<li>\u8003\u8651\u73af\u5883\u548c\u8eab\u4f53\u538b\u529b\u8fdb\u884c\u9009\u62e9<\/li>\n<\/ul>\n<h2 id=\"conclusion\">\u7ed3\u8bba<\/h2>\n<p>\u603b\u4e4b\uff0c\u9009\u62e9 303 \u4e0d\u9508\u94a2\u8fd8\u662f 316 \u4e0d\u9508\u94a2\uff0c\u5f88\u5927\u7a0b\u5ea6\u4e0a\u53d6\u51b3\u4e8e\u5e94\u7528\u7684\u5177\u4f53\u8981\u6c42\u3002\u5bf9\u4e8e\u9700\u8981\u5927\u91cf\u673a\u68b0\u52a0\u5de5\u7684\u9879\u76ee\uff0c303 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