{"id":67181,"date":"2026-04-20T13:34:21","date_gmt":"2026-04-20T13:34:21","guid":{"rendered":"https:\/\/evgroupchina.com\/encyclopedia-of-metal\/din-2503\/"},"modified":"2026-04-20T13:50:42","modified_gmt":"2026-04-20T13:50:42","slug":"din-2503","status":"publish","type":"wiki","link":"https:\/\/evgroupchina.com\/zh-hans\/encyclopedia-of-metal\/din-2503\/","title":{"rendered":"DIN 2503"},"content":{"rendered":"<h2>DIN 2503 \u7684\u6280\u672f\u7279\u6027\u4e0e\u5e94\u7528\u8303\u56f4<\/h2>\n<p>DIN 2503 \u6807\u51c6\u89c4\u5b9a\u4e86\u7528\u4e8e\u516c\u79f0\u538b\u529b\u4e3a PN 25 \u548c PN 40 \u7684\u7ba1\u9053\u7cfb\u7edf\u4e2d\u7684\u5e73\u710a\u6cd5\u5170\u7684\u51e0\u4f55\u53c2\u6570\u548c\u6280\u672f\u8981\u6c42\u3002\u4ea7\u54c1\u7cfb\u5217\u6db5\u76d6\u4e86\u4ece DN 10 \u5230 DN 500 \u7684\u516c\u79f0\u901a\u5f84\u8303\u56f4\u3002<\/p>\n<p>\u8be5\u6807\u51c6\u7684\u6280\u672f\u6587\u4ef6\u5bf9\u6574\u4f53\u5c3a\u5bf8\u8bbe\u5b9a\u4e86\u4e25\u683c\u7684\u516c\u5dee\uff0c\u5bf9\u5bc6\u5c01\u9762\u7684\u52a0\u5de5\u8d28\u91cf\u63d0\u51fa\u4e86\u8981\u6c42\uff0c\u5e76\u786e\u5b9a\u4e86\u4ea7\u54c1\u7684\u8ba1\u7b97\u91cd\u91cf\u3002\u4ea7\u54c1\u7684\u751f\u4ea7\u3001\u8d28\u91cf\u9a8c\u8bc1\u53ca\u6807\u8bb0\u65b9\u6cd5\u5747\u6309\u7167 DIN 2519 \u7684\u8981\u6c42\u6267\u884c\u3002\u63a5\u89e6\u9762\u7684\u6267\u884c\u65b9\u6848\u548c\u6240\u4f7f\u7528\u7684\u5bc6\u5c01\u7c7b\u578b\u7531 DIN 2526 \u6807\u51c6\u89c4\u5b9a\u3002<\/p>\n<p>\u8fd9\u4e9b\u6cd5\u5170\u5728\u5de5\u7a0b\u7f51\u7edc\u4e2d\u7684\u4e3b\u8981\u529f\u80fd\u662f\u63d0\u4f9b\u7ba1\u9053\u7684\u53ef\u62c6\u5378\u8fde\u63a5\uff0c\u5e76\u5c06\u7ba1\u9053\u9644\u4ef6\uff08\u5982\u9600\u95e8\u3001\u95f8\u9600\uff09\u96c6\u6210\u5230\u5404\u79cd\u7528\u9014\u7684\u7ba1\u7ebf\u4e2d\u3002<\/p>\n<h3>\u5236\u9020\u6750\u6599<\/h3>\n<ul>\n<li>\u4e0d\u9508\u94a2\uff08\u9002\u7528\u4e8e\u8150\u8680\u6027\u4ecb\u8d28\u7684\u8010\u8150\u8680\u724c\u53f7\uff09\u3002<\/li>\n<li>\u78b3\u94a2\uff08\u901a\u7528\u5de5\u4e1a\u578b\uff09\u3002<\/li>\n<li>\u5408\u91d1\u94a2\uff08\u7528\u4e8e\u9ad8\u8d1f\u8f7d\u548c\u9ad8\u6e29\u5de5\u51b5\uff09\u3002<\/li>\n<\/ul>\n<p>\n<img decoding=\"async\" src=\"\/image\/catalog\/wiki\/flange\/DIN 2573, 2576, 2502, 2503.png\" alt=\"\u7167\u7247 - \u5e73\u710a\u6cd5\u5170 DIN 2503\" title=\"\u5e73\u710a\u6cd5\u5170 DIN 2503\"><br \/>\n<img decoding=\"async\" src=\"\/image\/catalog\/wiki\/flange\/DIN 2573, 2576, 2502, 2503 \u0447\u0435\u0440\u0442\u0435\u0436.png\" alt=\"\u7167\u7247 - \u5e73\u710a\u6cd5\u5170 DIN 2503 \u56fe\u7eb8\" title=\"\u5e73\u710a\u6cd5\u5170 DIN 2503 \u56fe\u7eb8\">\n<\/p>\n<p><strong>\u91cd\u8981\u63d0\u793a\uff1a<\/strong> DIN 2503 \u6807\u51c6\u5df2\u88ab\u6b63\u5f0f\u8ba4\u5b9a\u4e3a\u8fc7\u65f6\u6807\u51c6\u3002\u6b64\u7c7b\u6cd5\u5170\u7684\u5f53\u524d\u751f\u4ea7\u4e25\u683c\u6309\u7167\u56fd\u9645\u6807\u51c6 DIN EN 1092-1\uff0801 \u578b\uff09\u7684\u8981\u6c42\u8fdb\u884c\u3002EV Group China \u7684\u4e13\u5bb6\u5efa\u8bae\u5728\u8bbe\u8ba1\u65b0\u7ec4\u4ef6\u548c\u5236\u5b9a\u91d1\u5c5e\u5236\u54c1\u91c7\u8d2d\u89c4\u8303\u65f6\u8003\u8651\u5230\u8fd9\u4e00\u70b9\u3002<\/p>\n","protected":false},"featured_media":0,"template":"","meta":[],"wiki_category":[116,122],"class_list":["post-67181","wiki","type-wiki","status-publish","hentry","wiki_category-din","wiki_category-standarty"],"_links":{"self":[{"href":"https:\/\/evgroupchina.com\/zh-hans\/wp-json\/wp\/v2\/wiki\/67181","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/evgroupchina.com\/zh-hans\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/evgroupchina.com\/zh-hans\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/evgroupchina.com\/zh-hans\/wp-json\/wp\/v2\/wiki\/67181\/revisions"}],"wp:attachment":[{"href":"https:\/\/evgroupchina.com\/zh-hans\/wp-json\/wp\/v2\/media?parent=67181"}],"wp:term":[{"taxonomy":"wiki_category","embeddable":true,"href":"https:\/\/evgroupchina.com\/zh-hans\/wp-json\/wp\/v2\/wiki_category?post=67181"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}