{"id":2214,"date":"2024-09-18T09:57:55","date_gmt":"2024-09-18T01:57:55","guid":{"rendered":"http:\/\/168hot.cn\/news\/?p=2214"},"modified":"2024-09-18T09:57:55","modified_gmt":"2024-09-18T01:57:55","slug":"%e5%85%a8%e7%84%8a%e6%8e%a5%e9%98%80%e4%bd%93%e7%ae%a1%e7%ba%bf%e7%90%83%e9%98%80%e7%84%8a%e6%8e%a5%e6%8e%a5%e5%a4%b4%e5%ae%89%e5%85%a8%e8%af%84%e4%bc%b0%ef%bc%88ctod-%e8%af%95%e9%aa%8c%e5%92%8c","status":"publish","type":"post","link":"http:\/\/168hot.cn\/news\/2214.html","title":{"rendered":"\u5168\u710a\u63a5\u9600\u4f53\u7ba1\u7ebf\u7403\u9600\u710a\u63a5\u63a5\u5934\u5b89\u5168\u8bc4\u4f30\uff08CTOD \u8bd5\u9a8c\u548c\u7ed3\u8bba\uff09"},"content":{"rendered":"<h3>\u4e09\u3001CTOD\uff08Crack Tip opening Displacement\uff09\u8bd5\u9a8c<\/h3>\n<p>\u5982\u524d\u6240\u8ff0\uff0c\u5168\u710a\u63a5\u9600\u4f53\u7ba1\u7ebf<span class='wp_keywordlink_affiliate'><a href=\"http:\/\/168hot.cn\/\" title=\"\u7403\u9600\" target=\"_blank\">\u7403\u9600<\/a><\/span>\u9600\u4f53\u710a\u63a5\u63a5\u5934\u662f<span class='wp_keywordlink_affiliate'><a href=\"http:\/\/168hot.cn\/\" title=\"\u9600\u95e8\" target=\"_blank\">\u9600\u95e8<\/a><\/span>\u538b\u529b\u8fb9\u754c\u5b8c\u6574\u7684\u6700\u5927\u9690\u60a3\uff0c\u7136\u800c\u8bc4\u4ef7\u710a\u63a5\u63a5\u5934\u97e7\u6027\u7684\u4f20\u7edf\u8bd5\u9a8c\u65b9\u6cd5\u590f\u6bd4\uff08Charpy\uff09\u51b2\u51fb\u8bd5\u9a8c\u5b9e\u9645\u4e0a\u662f\u4e2a\u8861\u91cf\u710a\u63a5\u63a5\u5934\u6297\u51b2\u51fb\u80fd\u529b\u7684\u6307\u6807\uff0c\u5b83\u4e0d\u80fd\u5168\u9762\u53cd\u6620\u710a\u63a5\u63a5\u5934\u7684\u771f\u5b9e\u97e7\u6027\uff0c\u4e5f\u4e0d\u80fd\u89e3\u91ca\u710a\u63a5\u63a5\u5934\u7684\u5931\u6548\u673a\u5236\uff0c\u66f4\u4e0d\u80fd\u53cd\u6620\u710a\u63a5\u6b8b\u7559\u5e94\u529b\u3001\u710a\u63a5\u63a5\u5934\u51e0\u4f55\u5c3a\u5bf8\u7ea6\u675f\u7b49\u56e0\u7d20\u5bf9\u97e7\u6027\u7684\u5f71\u54cd\u3002\u56e0\u6b64\uff0c\u7528\u590f\u6bd4\u51b2\u51fb\u97e7\u5ea6\u503c\u6765\u8bc4\u4ef7\u710a\u63a5\u63a5\u5934\u7684\u97e7\u6027\uff0c\u6709\u660e\u663e\u7684\u5c40\u9650\u6027\u3002<\/p>\n<p>\u968f\u7740\u82f1\u56fd\u710a\u63a5\u7814\u7a76\u6240\u5728 1997 \u5e74\u63d0\u51fa\u7684 BS7448 Part2\uff0c\u300a\u65ad\u88c2\u97e7\u5ea6\u8bd5\u9a8c\u00b7\u7b2c 2 \u90e8\u5206\uff1a\u91d1\u5c5e\u6750\u6599\u710a\u63a5\u7684 K<sub>IC<\/sub> \u503c\u3001\u4e34\u754c CTOD \u503c\u548c\u4e34\u754c J \u503c\u7684\u6d4b\u5b9a\u65b9\u6cd5\u300b\uff0c\u9488\u5bf9\u710a\u63a5\u63a5\u5934\u4e2d\u5404\u533a\u57df\u6027\u80fd\u4e0d\u5747\u5300\u6027\u548c\u5b58\u5728\u6b8b\u7559\u5e94\u529b\u7b49\u7279\u5f81\uff0c\u5bf9 BS7448 Part1 \u8fdb\u884c\u4e86\u8865\u5145\u89c4\u5b9a\uff0c\u8fd9\u662f\u76ee\u524d\u56fd\u9645\u4e0a\u88ab\u5de5\u7a0b\u754c\u8ba4\u53ef\u7684\u6d4b\u5b9a\u710a\u63a5\u63a5\u5934 CTOD \u65ad\u88c2\u97e7\u5ea6\u503c\u7684\u8bd5\u9a8c\u6807\u51c6\u3002\u4f8b\u5982 API 1104 \u9644\u5f55 A\uff0cDNV-OS-401\uff0cBS7910 \u90fd\u662f\u6839\u636e BS7448 Part2 \u65ad\u88c2\u97e7\u5ea6 CTOD \u503c\u7684\u6d4b\u8bd5\u89c4\u8303\u6765\u8bc4\u5b9a\u710a\u63a5\u7ed3\u6784\u7684\u5b8c\u6574\u6027\u3002<\/p>\n<p><b>1. \u8bd5\u9a8c\u65b9\u6cd5<\/b><\/p>\n<p>\u56fe 2 CTOO \u6d4b\u8bd5\u8bd5\u9a8c<\/p>\n<p>\u5728\u6b64\u6839\u636e BS7448 Part2 \u8bd5\u9a8c\u6807\u51c6\uff0c\u5e76\u53c2\u7167 API 1104 \u53ca DNV-OS-401 \u76f8\u5173\u89c4\u8303\u8981\u6c42\uff0c\u4ee5 CTOD \u65ad\u88c2\u97e7\u5ea6\u503c\u6765\u8bc4\u4ef7\u5168\u710a\u63a5\u9600\u4f53\u710a\u63a5\u63a5\u5934\u514d\u710a\u540e\u70ed\u5904\u7406\u7684\u5b89\u5168\u6027\u3002\u5982\u56fe 2 \u6240\u793a\u6839\u636e BS7448 Part2\uff0c\u8bd5\u6837\u53d6\u539a\u5ea6 B=18\uff0c\u5bbd\u5ea6 W=36\uff0c\u957f\u5ea6 L=4\u00d736\uff0b20\uff0c\u88c2\u7eb9\u957f\u5ea6 a\u2248(0.04~0.55)W \u3002\u7528\u75b2\u52b3\u8bd5\u9a8c\u673a\u9884\u5236\u88c2\u7eb9\uff0e\u5728\u7f8e\u56fd 500KN \u7ea7 MTS \u8bd5\u9a8c\u673a\u4e0a\u91c7\u7528\u539f\u88c5\u914d\u5957\u7684 CTOD \u8bd5\u9a8c\u786c\u4ef6\u7cfb\u7edf\u548c\u63a7\u5236\u7a0b\u5e8f\u8fdb\u884c\u8bd5\u9a8c\uff0c\u91c7\u7528 6 \u4f4d\uff080.00001mm\uff09\u9ad8\u7cbe\u5ea6\u6570\u5b57\u8bfb\u6570\u663e\u5fae\u955c\u6d4b\u5b9a\u88c2\u7eb9\u7684\u6269\u5c55\u91cf\u3002\u6309\u6807\u51c6\u786e\u8ba4\u7684\u6700\u4f73\u65b9\u6cd5\u2014\u2014\u591a\u8bd5\u6837\u6cd5\u6c42\u5f97\u4e34\u754c\u5f00\u88c2\u7684\u7f3a\u53e3\u5f20\u5f00\u4f4d\u79fb\u91cf \u03b4<sub>c<\/sub>\uff08\u6216 \u03b40.05\uff09\u3002<\/p>\n<p><b>2. \u8bd5\u9a8c\u7ed3\u679c<\/b><\/p>\n<p>CTOD \u8bd5\u9a8c\u7cfb\u7edf\u53ca\u5b8c\u6210\u52a0\u8f7d\u8bd5\u9a8c\u540e\u5f97\u710a\u7f1d CTOD \u8bd5\u6837\u3002\u8bd5\u9a8c\u4e2d\u51fa\u73b0 pop-in\uff08\u5e76\u8fdb\/\u7a81\u8fdb\uff09\u7684 HAZ \u8bd5\u6837\uff0c\u8bd5\u9a8c\u6240\u83b7\u5f97\u7684\u710a\u7f1d\u533a\u6709\u6548\u8bd5\u6837 8 \u4e2a\uff0cHAZ \u6709\u6548\u8bd5\u6837 8 \u4e2a\uff0c\u8fbe\u5230 CTOD \u591a\u8bd5\u6837\u6cd5\u7684\u8981\u6c42\u3002<\/p>\n<p>\u5176\u4e2d HAZ \u7684\u8d77\u88c2\u70b9 CTOD \u503c\u5360 \u03b4<sub>c<\/sub> \u76f4\u63a5\u6d4b\u91cf\u83b7\u5f97\uff0c\u4e34\u754c CTOD \u503c \u03b4=0.05 \u7528\u591a\u8bd5\u6837 CTOD \u8bd5\u9a8c\u56de\u5f52\u7ebf\u4e0e\u88c2\u7eb9\u6269\u5c55\u91cf 0.05mm \u5782\u76f4\u7ebf\u7684\u4ea4\u70b9\u786e\u5b9a\uff0c\u7a81\u8fdb\u70b9\u7684 CTOD \u503c\u77f3 \u03b4<sub>m<\/sub> \u7531\u8bd5\u9a8c\u76f4\u63a5\u6d4b\u89c9\u83b7\u5f97\u3002\u710a\u7f1d\u7684\u8d77\u88c2\u70b9 CTOD \u503c \u03b4<sub>c<\/sub> \u548c\u4e34\u754c CTOD \u503c \u03b4=0.05 \u7528\u591a\u8bd5\u6837 CTOD \u8bd5\u9a8c\u56de\u5f52\u7ebf\u4e0e\u88c2\u7eb9\u6269\u5c55\u91cf 0.00mm \u53ca 0.05mm \u5782\u76f4\u7ebf\u7684\u4ea4\u70b9\u786e\u5b9a\uff0c\u7a81\u8fdb\u70b9\u7684 CTOD \u503c \u03b4<sub>m<\/sub> \u7531\u8bd5\u9a8c\u76f4\u63a5\u6d4b\u91cf\u83b7\u5f97\u3002\u710a\u7f1d\u4e0e HAZ \u7684 CTOD \u8ba1\u7b97\u7ed3\u679c\u89c1\u300a\u8868 1\u300b\u3002<\/p>\n<table border=\"0\" summary=\"CTOD \u6d4b\u8bd5\u7ed3\u679c\u6570\u636e\" width=\"90%\">\n<caption>\u300a\u8868 1\u300b CTOD \u6d4b\u8bd5\u7ed3\u679c<\/caption>\n<tbody>\n<tr>\n<th scope=\"col\"><\/th>\n<th scope=\"col\">\u03b4<sub>c<\/sub> \/ mm<\/th>\n<th scope=\"col\">\u03b4<sub>c<\/sub> \/ mm<\/th>\n<th scope=\"col\">\u03b4<sub>c<\/sub> \/ mm<\/th>\n<\/tr>\n<tr>\n<th scope=\"row\">\u70ed\u5f71\u54cd\u533a<\/th>\n<td>0.197<\/td>\n<td>0.24<\/td>\n<td>0.53<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">\u710a\u7f1d<\/th>\n<td>0.196<\/td>\n<td>0.23<\/td>\n<td>0.91<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><b>3. \u5b89\u5168\u8bc4\u4ef7<\/b><\/p>\n<p>\u53c2\u7167 DNV-OS-C401\uff08\u632a\u5a01\u8239\u7ea7\u793e\uff09\u6807\u51c6\uff0cCTOD \u503c\u5927\u4e8e 0.15mm \u4e3a\u5408\u683c\u3002\u5f00\u53d1\u5de5\u827a\u63a5\u5934\u7684\u5b9e\u6d4b \u03b4<sub>c<\/sub> \u7686\u5927\u4e8e 0.15mm\uff0c\u8868\u660e\u63a5\u5934\u53ef\u4ee5\u5728\u4e0d\u8fdb\u884c\u70ed\u65f6\u6548\u5904\u7406\u7684\u60c5\u51b5\u4e0b\u4f7f\u7528\u3002<\/p>\n<p>\u56fe 3 \u4e0d\u540c CTOD \u503c\u7684\u5141\u8bb8\u7f3a\u9677\u5c3a\u5bf8\u4e0e\u6700\u5927\u8bb8\u7528\u5e94\u53d8\u7684\u5173\u7cfb<\/p>\n<p>\u53c2\u7167 API 1104\u300a\u7ba1\u9053\u4e0e\u76f8\u5173\u8bbe\u65bd\u7684\u710a\u63a5\u300b\u6807\u51c6\u9644\u5f55 A\uff0c\u5176\u7ed9\u51fa TCTOD \u503c\u5206\u522b\u4e3a 0.005in\uff080.1225mm\uff09\u548c 0.01in\uff080.245mm\uff09\u65f6\u5141\u8bb8\u7f3a\u9677\u5c3a\u5bf8\u4e0e\u8bb8\u7528\u5e94\u53d8\u7684\u5173\u7cfb\u56fe\uff0c\u5982\u56fe 3 \u6240\u793a\u3002\u4ece\u56fe\u4e2d\u53ef\u77e5\uff0cCTOD \u503c\u8d8a\u5927\uff0c\u710a\u7f1d\u65ad\u88c2\u97e7\u5ea6\u8d8a\u597d\uff0c\u6240\u5141\u8bb8\u7f3a\u9677\u5c3a\u5bf8\u53ef\u589e\u5927\u3002\u6839\u636e\u5168\u710a\u63a5\u9600\u4f53\u710a\u63a5\u63a5\u5934\u6700\u5c0f CTOD \u503c\u7b49\u4e8e 0.197mm\uff080.0078in\uff09\u65f6\u6700\u5927\u8bb8\u7528\u8f74\u5411\u5e94\u53d8\u4e0e\u5141\u8bb8\u7f3a\u9677\u5c3a\u5bf8\u4e4b\u95f4\u7684\u66f2\u7ebf\u3002<\/p>\n<p>20in 600Lb \u5168\u710a\u63a5\u9600\u4f53<span class='wp_keywordlink_affiliate'><a href=\"http:\/\/168hot.cn\/\" title=\"\u7403\u9600\" target=\"_blank\">\u7403\u9600<\/a><\/span>\u6309\u989d\u5b9a\u5de5\u4f5c\u538b\u5f3a\u7684 1.5 \u500d\u8ba1\u7b97\uff0c\u6700\u5927\u4e3b\u5e94\u529b\u4e3a 15MPa\uff0c\u901a\u8fc7\u6709\u9650\u5143\u8ba1\u7b97\u53ef\u5f97\u6700\u5927\u8f74\u5411\u5e94\u53d8\u4e3a 728\u03bc\u03b5\uff08\u5373 0.000728\u03b5\uff09\uff0c\u5982\u6309 API 1104 \u9644\u5f55 A \u6240\u7ed9\u51fa\u7684\u6700\u5c0f\u53ef\u63a5\u53d7 CTOD=0.005in\uff080.1225mm\uff09\u8003\u8651\uff0c\u6700\u5927\u7f3a\u9677\u5c3a\u5bf8\u9650\u4e3a 0.3in\uff0c\u76f8\u5f53\u4e8e 7.6mm\u3002\u5b9e\u6d4b CTOD=0.008in\uff080.196mm\uff09\u5176\u5bf9\u5e94\u7684\u7f3a\u9677\u5141\u8bb8\u5c3a\u5bf8\u4e3a 0.45in\uff0811.4mm\uff09\uff0c\u6309 JB4730-94 1 \u7ea7\u538b\u529b\u5bb9\u5668\u8981\u6c42\u6267\u884c\uff0c\u5141\u8bb8\u7f3a\u9677\u5c3a\u5bf8\u4e3a\u4f4e\u4e8e 0.15in\uff083.765mm\uff09\uff0c\u56e0\u6b64\u5b9e\u9645\u63a5\u5934\u4ecd\u5177\u6709\u76f8\u5f53\u9ad8\u7684\u5b89\u5168\u88d5\u5ea6\u3002<\/p>\n<p>\u5168\u710a\u63a5\u9600\u4f53\u710a\u7f1d\u65e0\u635f\u63a2\u4f24\u6309 JB4730-1994 \u7684 1 \u7ea7\u538b\u529b\u5bb9\u5668\u8981\u6c42\u6267\u884c\uff0c\u5176\u8981\u6c42\u710a\u7f1d\u7f3a\u9677\u5c3a\u5bf8\u5c0f\u4e8e 0.15in\uff083.675mm\uff09\u3002\u56e0\u6b64\uff0c\u5f53\u5168\u710a\u63a5\u9600\u4f53\u710a\u63a5\u63a5\u5934\u6ee1\u8db3 CTOD \u65ad\u88c2\u97e7\u5ea6\u503c\u5927\u4e8e 0.005in\uff080.1225mm\uff09\uff0c\u710a\u7f1d\u65e0\u635f\u63a2\u4f24\u6ee1\u8db3 JB4730-94 \u7684 1 \u7ea7\u538b\u529b\u5bb9\u5668\u8981\u6c42\uff0c\u5373\u53ef\u8ba4\u5b9a\u514d\u710a\u540e\u70ed\u5904\u7406\u5de5\u827a\u662f\u5b89\u5168\u53ef\u9760\u7684\u3002<\/p>\n<h3>\u56db\u3001\u7ed3\u8bba<\/h3>\n<p>1\uff09\u710a\u63a5\u63a5\u5934\u6839\u90e8\u7ed3\u6784\u4e0a\u88c5\u914d\u9699\u7f1d\u5b58\u5728\u5e94\u529b\u96c6\u4e2d\uff0c\u8fdb\u884c CTOD \u8bd5\u9a8c\uff0c\u8003\u5bdf\u63a5\u5934\u7684\u65ad\u88c2\u97e7\u5ea6\u662f\u5fc5\u8981\u7684\u3002<\/p>\n<p>2\uff09\u8bd5\u9a8c\u7ed3\u679c\u8868\u660e\u710a\u7f1d\uff0c\u70ed\u5f71\u54cd\u533a\u7684\u6700\u5c0f CTOD \u503c\u4e3a 0.196mm\uff0c\u5927\u4e8e API 1104 \u9644\u5f55 A 0.125mm \u548c DNV-OS-C401 0.15mm \u7684\u8981\u6c42\uff0c\u710a\u7f1d\u672c\u8eab\u7ecf\u65e0\u635f\u63a2\u4f24\u6ee1\u8db3 JB4730-94 \u7684 1 \u7ea7\u538b\u529b\u5bb9\u5668\u8981\u6c42\uff0c\u56e0\u6b64\u53ef\u4ee5\u8ba4\u5b9a\u710a\u63a5\u63a5\u5934\u5177\u6709\u8db3\u591f\u7684\u65ad\u88c2\u97e7\u5ea6\u503c\uff0c\u4f5c\u4e3a\u514d\u710a\u540e\u70ed\u5904\u7406\u7684\u4f9d\u636e\u662f\u5145\u5206\u7684\u3002<\/p>\n<p>\uff08\u5168\u6587\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e09\u3001CTOD\uff08Crack Tip opening Displacement\uff09\u8bd5\u9a8c \u5982\u524d\u6240\u8ff0\uff0c\u5168\u710a\u63a5\u9600 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2214","post","type-post","status-publish","format-standard","hentry","category-xinwen"],"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/posts\/2214"}],"collection":[{"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/comments?post=2214"}],"version-history":[{"count":1,"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/posts\/2214\/revisions"}],"predecessor-version":[{"id":2215,"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/posts\/2214\/revisions\/2215"}],"wp:attachment":[{"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/media?parent=2214"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/categories?post=2214"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/168hot.cn\/news\/wp-json\/wp\/v2\/tags?post=2214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}