{"id":4538,"date":"2017-04-13T15:04:27","date_gmt":"2017-04-13T07:04:27","guid":{"rendered":"http:\/\/www.jdcui.com\/?p=4538"},"modified":"2024-04-02T18:47:53","modified_gmt":"2024-04-02T10:47:53","slug":"%e9%92%a2%e7%ad%8b%e6%9c%80%e5%a4%a7%e5%8a%9b%e4%b8%8b%e7%9a%84%e6%80%bb%e4%bc%b8%e9%95%bf%e7%8e%87%e6%b5%8b%e5%ae%9a%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"http:\/\/www.jdcui.com\/?p=4538","title":{"rendered":"[\u8bd5\u9a8c] \u94a2\u7b4b\u5728\u6700\u5927\u529b\u4e0b\u603b\u4f38\u957f\u7387\u7684\u6d4b\u5b9a\u65b9\u6cd5 [Method for determining the total elongation of steel bars under maximum force]"},"content":{"rendered":"<p>\u4e4b\u524d\u505a\u94a2\u7b4b\u6df7\u51dd\u571f\u6784\u4ef6\u8bd5\u9a8c\u7684\u65f6\u5019\uff0c\u60f3\u6d4b\u91cf\u94a2\u7b4b\u7684\u6297\u62c9\u5f3a\u5ea6\u5bf9\u5e94\u7684\u5e94\u53d8\uff0c\u7ed9\u540e\u7eed\u6570\u503c\u6a21\u62df\u65f6\u94a2\u7b4b\u53c2\u6570\u7684\u53d6\u503c\u63d0\u4f9b\u53c2\u8003\u3002\u4f46\u5f53\u65f6\u5b9e\u9a8c\u5ba4\u80fd\u591f\u81ea\u52a8\u8bb0\u5f55\u94a2\u7b4b\u62c9\u7684\u62c9\u529b-\u4f4d\u79fb\u5173\u7cfb\u7684\u4eea\u5668\u574f\u4e86\uff0c\u8bd5\u9a8c\u53c8\u7d27\u8feb\uff0c\u53ea\u80fd\u91c7\u7528\u53e4\u8001\u7684\u4eea\u5668\u505a\u62c9\u4f38\u8bd5\u9a8c\u3002\u4e3a\u4e86\u6d4b\u91cf\u4e0a\u9762\u7684\u53c2\u6570\uff0c\u5f53\u65f6\u53c2\u8003\u4e86\u76f8\u5173\u89c4\u8303\uff0c\u627e\u5230\u4e86\u4e00\u4e2a\u6bd4\u8f83\u7b80\u4fbf\u7684\u65b9\u6cd5\uff0c\u8fd9\u4e2a\u535a\u6587\u4ecb\u7ecd\u4e00\u4e0b\u6d4b\u91cf\u65b9\u6cd5\u3002\u8ba9\u6211\u4eec\u9a6c\u4e0a\u8fdb\u5165\u4e3b\u9898\u5427 \ud83d\ude42 \ud83d\ude42 \u3002<\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>\u57fa\u672c\u6982\u5ff5\u00a0<span style=\"color: #0000ff;\">( Basic Concepts )<\/span><\/strong><\/li>\n<\/ul>\n<p>\u6211\u4eec\u5148\u6765\u770b\u770b\u51e0\u4e2a\u76f8\u5173\u7684\u3001\u5341\u5206\u5bb9\u6613\u88ab\u5ffd\u89c6\u7684\u94a2\u7b4b\u529b\u5b66\u5c5e\u6027\uff0c\u5982<strong> \u56fe\u00a01 <\/strong>\u6240\u793a\u3002<\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4542\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2017\/04\/Fig1_Steel_Strain_Stress.gif\" alt=\"\" width=\"500\" height=\"457\" \/><\/p>\n<p style=\"padding-left: 30px; text-align: center;\"><strong>\u56fe 1 \u00a0\u4f38\u957f\u7387 \uff08<\/strong><em>\u6765\u6e90\u4e8e\u89c4\u8303\u300a\u91d1\u5c5e\u6750\u6599 \u62c9\u4f38\u8bd5\u9a8c <\/em>\u2014\u2014 <em>\u7b2c1\u90e8\u5206\uff1a\u5ba4\u6e29\u8bd5\u9a8c\u65b9\u6cd5\u300b\uff08GB\/T 228.1 \u2014\u2014 2010\uff09<\/em><strong>\uff09<\/strong><\/p>\n<p style=\"padding-left: 30px; text-align: center;\">\uff08<span style=\"color: #0000ff;\"><strong>The above figure was modified from the Chinese Code : Metallic Materials \u2014 Tensile testing \u2014 Part 1: Method of test at room temperature\uff08GB\/T 228.1 \u2014\u2014 2010\uff09<\/strong><\/span>\uff09<\/p>\n<p>\u4e0a\u56fe\u4e2d\uff1a<\/p>\n<p style=\"padding-left: 20px;\">\u6a2a\u5750\u6807 <em><strong>e<\/strong> <\/em>\u4e3a\u5ef6\u4f38\u7387\uff08<span style=\"color: #0000ff;\">Percentage Extension \u00a0or Strain<\/span>\uff09\uff1b<\/p>\n<p style=\"padding-left: 20px;\">\u7eb5\u5750\u6807<em><strong>R\u00a0<\/strong><\/em>\u4e3a\u5e94\u529b\uff08<span style=\"color: #0000ff;\">Stress<\/span>\uff09\uff1b<\/p>\n<p style=\"padding-left: 20px;\"><strong><em>R<\/em><sub>m<\/sub><\/strong>\u4e3a\u94a2\u7b4b\u7684\u6297\u62c9\u5f3a\u5ea6\uff08<span style=\"color: #0000ff;\">Tensile Strength of Steel<\/span>\uff09\uff1b<\/p>\n<p style=\"padding-left: 20px;\"><strong><em>A<\/em><sub>g<\/sub><\/strong>\u4e3a\u6700\u5927\u529b\u5851\u6027\u5ef6\u4f38\u7387\uff08<span style=\"color: #0000ff;\">Percentage Plastic\u00a0\u00a0Extension at Maximum Force<\/span>\uff09\uff0c\u6700\u5927\u529b\u65f6\u539f\u59cb\u6807\u8ddd\u7684\u5851\u6027\u5ef6\u4f38\u4e0e\u5f15\u4f38\u8ba1\u6807\u8ddd\u4e4b\u6bd4\u7684\u767e\u5206\u7387\uff1b<\/p>\n<p style=\"padding-left: 20px;\"><strong><em>A<\/em><sub>gt\u00a0<\/sub><\/strong>\u4e3a\u6700\u5927\u529b\u603b\u5ef6\u4f38\u7387\uff08<span style=\"color: #0000ff;\">Percentage Total Extension at Maximum Force<\/span>\uff09\uff0c\u6700\u5927\u529b\u65f6\u539f\u59cb\u6807\u8ddd\u7684\u603b\u5ef6\u4f38\uff08\u5f39\u6027\u5ef6\u4f38\u7387\u52a0\u5851\u6027\u5ef6\u4f38\uff09\u4e0e\u5f15\u4f38\u8ba1\u6807\u8ddd\u4e4b\u6bd4\u7684\u767e\u5206\u7387\uff1b<\/p>\n<p style=\"padding-left: 20px;\"><em><strong>A<\/strong><\/em>\u4e3a\u65ad\u540e\u4f38\u957f\u7387\uff08<span style=\"color: #0000ff;\">Percentage Elongation after Fracture<\/span>\uff09\uff0c\u65ad\u540e\u6807\u8ddd\u7684\u6b8b\u4f59\u4f38\u957f\u4e0e\u539f\u59cb\u6807\u8ddd\u4e4b\u6bd4\u7684\u767e\u5206\u7387\uff1b<\/p>\n<p style=\"padding-left: 20px;\"><strong><em>A<\/em><sub>t<\/sub><\/strong>\u4e3a\u65ad\u88c2\u603b\u5ef6\u4f38\u7387\uff08<span style=\"color: #0000ff;\">Percentage Total Extension\u00a0at Fracture<\/span>\uff09\uff0c\u65ad\u88c2\u65f6\u523b\u539f\u59cb\u6807\u8ddd\u7684\u7684\u603b\u5ef6\u4f38\uff08\u5f39\u6027\u5ef6\u4f38\u7387\u52a0\u5851\u6027\u5ef6\u4f38\uff09\u4e0e\u5f15\u4f38\u8ba1\u6807\u8ddd\u4e4b\u6bd4\u7684\u767e\u5206\u7387\u3002<\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>\u6d4b\u91cf\u65b9\u6cd5\u00a0<span style=\"color: #0000ff;\">( Measuring Method)<\/span><\/strong><\/li>\n<\/ul>\n<p>\u4e0a\u8ff0\u53d8\u91cf\u4e2d\uff0c<strong><em>A<\/em><sub>g<\/sub><\/strong>\u548c<strong><em>A<\/em><sub>gt<\/sub><\/strong>\u5373\u662f\u6211\u4eec\u60f3\u8981\u6d4b\u91cf\u7684\u53c2\u6570\uff0c\u5177\u4f53\u7684\u6d4b\u91cf\u65b9\u6cd5\u53ef\u4ee5\u53c2\u8003\u89c4\u8303<strong>\u300a\u91d1\u5c5e\u6750\u6599 \u62c9\u4f38\u8bd5\u9a8c\u2014\u2014 \u7b2c 1 \u90e8\u5206\uff1a\u5ba4\u6e29\u8bd5\u9a8c\u65b9\u6cd5\u300b\uff08GB\/T 228.1 \u2014\u2014 2010\uff09<\/strong>\u548c\u89c4\u8303<strong>\u300a\u94a2\u7b4b\u6df7\u51dd\u571f\u7528\u94a2\u2014\u2014 \u7b2c\u00a02\u00a0\u90e8\u5206\uff1a\u70ed\u8f67\u5e26\u808b\u94a2\u7b4b\u300b\uff08GB1499.2-2007\uff09\uff0c<\/strong>\u5982\u00a0<strong>\u56fe 2<\/strong> \u6240\u793a\u3002<\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4545\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2017\/04\/Fig2-1.gif\" alt=\"\" width=\"600\" height=\"152\" \/><\/p>\n<p style=\"padding-left: 30px; text-align: center;\"><strong>\u56fe\u00a02 \u00a0\u4f38\u957f\u7387\u7684\u6d4b\u91cf\uff08<\/strong><em>\u6765\u6e90\u4e8e\u89c4\u8303\u300a\u94a2\u7b4b\u6df7\u51dd\u571f\u7528\u94a2 \u2014\u2014 \u7b2c\u00a02\u00a0\u90e8\u5206<strong>\uff1a<\/strong>\u70ed\u8f67\u5e26\u808b\u94a2\u7b4b\u300b\uff08GB1499.2-2007\uff09<\/em><strong>\uff09<\/strong><\/p>\n<p>\u9009\u62e9<strong>Y\u3001V<\/strong>\u4e24\u4e2a\u6807\u8bb0\uff0c\u4e24\u6807\u8bb0\u95f4\u8ddd\u5728\u62c9\u4f38\u8bd5\u9a8c\u4e4b\u524d\u5927\u4e8e100mm\u4e14\u4f4d\u4e8e\u5939\u5177\u79bb\u65ad\u88c2\u70b9\u7684\u8fdc\u7aef\u3002\u6807\u8bb0\u70b9\u8ddd\u79bb\u5939\u5177\u5927\u4e8e20mm\u548c\u516c\u79f0\u76f4\u5f84d\u7684\u8f83\u5927\u503c\uff0c\u6807\u8bb0\u70b9\u4e0e\u65ad\u88c2\u70b9\u8ddd\u79bb\u5927\u4e8e50mm\u548c2d\u7684\u8f83\u5927\u503c\u3002\u6700\u5927\u503c\u529b\u4f5c\u7528\u4e0b\u94a2\u7b4b\u7684 <strong>\u603b\u5ef6\u4f38\u7387\u00a0<em>A<\/em><sub>gt\u00a0<\/sub><\/strong>\u548c\u00a0<strong>\u5851\u6027\u5ef6\u4f38\u7387<\/strong> <strong><em>A<\/em><sub>g<\/sub><\/strong>\u53ef\u6309\u4ee5\u4e0b\u516c\u5f0f\u8fdb\u884c\u8ba1\u7b97\uff1a<\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-4547\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2017\/04\/Fig3_Formula.gif\" alt=\"\" width=\"200\" height=\"152\" \/><\/p>\n<p>\u5176\u4e2d \uff0c<strong><em>L<\/em><\/strong>\u4e3a\u65ad\u88c2\u540e\u6807\u8bb0\u95f4\u7684\u8ddd\u79bb\uff1b<strong><em>L<\/em><sub>o<\/sub><\/strong>\u4e3a\u8bd5\u9a8c\u524d\u6807\u8bb0\u95f4\u7684\u8ddd\u79bb\uff1b<strong><em>R<\/em><sub>m<\/sub><\/strong>\u4e3a\u6297\u62c9\u5f3a\u5ea6\u5b9e\u6d4b\u503c\uff1b<strong><em>E\u00a0<\/em><\/strong>\u4e3a\u5f39\u6027\u6a21\u91cf\u3002<\/p>\n<p><strong><span style=\"color: #ff00ff;\">\u4ee5\u4e0a\u8fd9\u4e24\u4e2a\u516c\u5f0f\u5176\u5b9e\u5341\u5206\u6709\u8da3\uff0c \ud83d\ude42 \ud83d\ude06 \ud83d\ude1b \u3002\u7ec6\u5fc3\u7684\u8bfb\u8005\u53ef\u4ee5\u4f53\u4f1a\uff1a \u4e3a\u4f55<em>A<\/em><sub>gt<\/sub>\u540e\u9762\u662f\u52a0\u4e0a<em>R<\/em><sub>m<\/sub> \/ E\uff0c\u800c\u4e0d\u662f<em>A<\/em><sub>g<\/sub>\u51cf\u53bb<em>R<\/em><sub>m<\/sub> \/ E \uff1f\uff1f\uff1f\uff1f\uff1f\uff0c \ud83d\ude0e \u00a0 \ud83d\ude0e \u00a0 \ud83d\ude0e \u00a0 \ud83d\ude0e \u00a0 \ud83d\ude42 \u00a0\u3002<\/span><\/strong><\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>\u4f8b\u5b50<span style=\"color: #0000ff;\">( Example)<\/span><\/strong><\/li>\n<\/ul>\n<p>\u7531\u4ee5\u4e0a\u516c\u5f0f\u53ef\u77e5\uff0c\u53ea\u8981\u5728\u8fdb\u884c\u94a2\u7b4b\u62c9\u4f38\u8bd5\u9a8c\u4e4b\u524d\uff0c\u5bf9\u94a2\u7b4b\u8fdb\u884c\u6807\u8bb0\uff0c\u7136\u540e\u6d4b\u91cf\u6807\u8bb0\u524d\u540e\u7684\u957f\u5ea6\u53d8\u5316\uff0c\u5c31\u53ef\u4ee5\u8ba1\u7b97\u51fa\u6700\u5927\u529b\u4e0b\u94a2\u7b4b\u7684<strong>\u603b\u5ef6\u4f38\u7387\u00a0<em>A<\/em><sub>gt\u00a0<\/sub><\/strong>\u548c\u00a0<strong>\u5851\u6027\u5ef6\u4f38\u7387<\/strong> <strong><em>A<\/em><sub>g<\/sub><\/strong>\uff0c\u8fd9\u4e24\u4e2a\u503c\u53ef\u5206\u522b\u4f5c\u4e3a\u94a2\u7b4b\u6781\u9650\u5f3a\u5ea6\u5bf9\u5e94\u7684\u5e94\u53d8\u548c\u5851\u6027\u5e94\u53d8\u7684\u4f30\u8ba1\u3002\u6b64\u5916\uff0c\u7ed3\u5408\u94a2\u7b4b\u7684\u5c48\u670d\u5f3a\u5ea6\u548c\u5c48\u670d\u5e94\u53d8\uff0c\u8fd8\u53ef\u4ee5\u5927\u81f4\u8ba1\u7b97\u51fa \u4e8c\u6298\u7ebf\u94a2\u7b4b\u672c\u6784\u7684 \u5c48\u670d\u540e\u5f3a\u5316\u7cfb\u6570\uff0c\u4ee5\u4e0b\u7ed9\u51fa\u4e00\u4e2a\u5177\u4f53\u7684\u4f8b\u5b50\u3002<\/p>\n<p style=\"padding-left: 30px; text-align: center;\"><strong>\u8868 1 \u5b9e\u6d4b\u5f3a\u5ea6<\/strong><\/p>\n<table class=\"aligncenter\" style=\"height: 165px; border-color: #000000; width: 527px;\" border=\"rgb(0, 0, 0)\">\n<tbody>\n<tr style=\"height: 71px;\">\n<th style=\"width: 56.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 71px;\">\u94a2\u7b4b\u76f4\u5f84\/mm<\/th>\n<th style=\"width: 72.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 71px;\">\u94a2\u7b4b\u578b\u53f7<\/th>\n<th style=\"width: 56.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 71px;\">\u5c48\u670d\u8377\u8f7d\/kN<\/th>\n<th style=\"width: 57.2px; border-color: #000000; vertical-align: middle; text-align: center; height: 71px;\">\u5cf0\u503c\u8377\u8f7d\/kN<\/th>\n<th style=\"width: 60.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 71px;\">\u5c48\u670d\u5f3a\u5ea6\/Mpa<\/th>\n<th style=\"width: 60.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 71px;\">\u5c48\u670d\u5f3a\u5ea6\u5e73\u5747\u503c\/Mpa<\/th>\n<th style=\"width: 60.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 71px;\">\u6297\u62c9\u5f3a\u5ea6\/Mpa<\/th>\n<th style=\"width: 60.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 71px;\">\u6297\u62c9\u5f3a\u5ea6\u5e73\u5747\u503c\/Mpa<\/th>\n<\/tr>\n<tr style=\"height: 23px;\">\n<th style=\"width: 56.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23px;\">20.00<\/th>\n<th style=\"width: 72.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23px;\">HRB400<\/th>\n<th style=\"width: 56.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23px;\">128.00<\/th>\n<th style=\"width: 57.2px; border-color: #000000; vertical-align: middle; text-align: center; height: 23px;\">180.00<\/th>\n<th style=\"width: 60.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23px;\">407.44<\/th>\n<th style=\"width: 60.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 69.4px;\" rowspan=\"3\">413.80<\/th>\n<th style=\"width: 60.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23px;\">572.96<\/th>\n<th style=\"width: 60.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 69.4px;\" rowspan=\"3\">575.08<\/th>\n<\/tr>\n<tr style=\"height: 23px;\">\n<th style=\"width: 56.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23px;\">20.00<\/th>\n<th style=\"width: 72.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23px;\">HRB400<\/th>\n<th style=\"width: 56.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23px;\">132.00<\/th>\n<th style=\"width: 57.2px; border-color: #000000; vertical-align: middle; text-align: center; height: 23px;\">182.00<\/th>\n<th style=\"width: 60.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23px;\">420.17<\/th>\n<th style=\"width: 60.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23px;\">579.32<\/th>\n<\/tr>\n<tr style=\"height: 23.4px;\">\n<th style=\"width: 56.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23.4px;\">20.00<\/th>\n<th style=\"width: 72.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23.4px;\">HRB400<\/th>\n<th style=\"width: 56.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23.4px;\">130.00<\/th>\n<th style=\"width: 57.2px; border-color: #000000; vertical-align: middle; text-align: center; height: 23.4px;\">180.00<\/th>\n<th style=\"width: 60.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23.4px;\">413.80<\/th>\n<th style=\"width: 60.4px; border-color: #000000; vertical-align: middle; text-align: center; height: 23.4px;\">572.96<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"padding-left: 30px; text-align: center;\"><strong>\u8868 2 \u5b9e\u6d4b\u5ef6\u4f38\u7387<\/strong><\/p>\n<table class=\"aligncenter\" style=\"height: 194px; border-color: #000000; width: 35.4229%;\" border=\"rgb(0, 0, 0)\">\n<tbody>\n<tr style=\"height: 71px;\">\n<th style=\"width: 50.8px; border-color: #000000; vertical-align: middle; height: 71px; text-align: center;\">\u5f39\u6027\u6a21\u91cf\/Mpa<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 71px; text-align: center;\">\u5c48\u670d\u5e94\u53d8<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 71px; text-align: center;\">\u6807\u8bb0\u8ddd\u79bb<\/th>\n<th style=\"width: 50.8px; border-color: #000000; vertical-align: middle; height: 71px; text-align: center;\">\u65ad\u88c2\u540e\u8ddd\u79bb<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 71px; text-align: center;\">\u5851\u6027\u5ef6\u4f38\u7387<\/th>\n<th style=\"width: 52.4px; border-color: #000000; vertical-align: middle; height: 71px; text-align: center;\">\u603b\u5ef6\u4f38\u7387<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 71px; text-align: center;\">\u5f3a\u5316\u7cfb\u6570<\/th>\n<th style=\"width: 52.4px; border-color: #000000; vertical-align: middle; height: 71px; text-align: center;\">\u5f3a\u5316\u7cfb\u6570\u5e73\u5747\u503c<\/th>\n<\/tr>\n<tr style=\"height: 23.2001px;\">\n<th style=\"width: 50.8px; border-color: #000000; vertical-align: middle; height: 23.2001px; text-align: center;\">174373<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 23.2001px; text-align: center;\">0.00<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 23.2001px; text-align: center;\">10.00<\/th>\n<th style=\"width: 50.8px; border-color: #000000; vertical-align: middle; height: 23.2001px; text-align: center;\">11.20<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 23.2001px; text-align: center;\">0.11<\/th>\n<th style=\"width: 52.4px; border-color: #000000; vertical-align: middle; height: 23.2001px; text-align: center;\">0.11<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 23.2001px; text-align: center;\">0.0091<\/th>\n<th style=\"width: 52.4px; border-color: #000000; vertical-align: middle; height: 69.2001px; text-align: center;\" rowspan=\"3\">0.0086<\/th>\n<\/tr>\n<tr style=\"height: 23px;\">\n<th style=\"width: 50.8px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">183627<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">0.00<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">10.00<\/th>\n<th style=\"width: 50.8px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">11.30<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">0.12<\/th>\n<th style=\"width: 52.4px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">0.12<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">0.0077<\/th>\n<\/tr>\n<tr style=\"height: 23px;\">\n<th style=\"width: 50.8px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">169689<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">0.00<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">10.00<\/th>\n<th style=\"width: 50.8px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">11.20<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">0.11<\/th>\n<th style=\"width: 52.4px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">0.11<\/th>\n<th style=\"width: 51.6px; border-color: #000000; vertical-align: middle; height: 23px; text-align: center;\">0.0090<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u88681<\/strong> \u548c <strong>\u8868 2<\/strong> \u662f\u6211\u4e4b\u524d\u8bd5\u9a8c\u65f6\u5019\u6d4b\u91cf\u7684\u4e00\u7ec4\u94a2\u7b4b\u8bd5\u9a8c\u6570\u636e\uff0c\u7531\u4e0a\u8868\u53ef\u89c1\uff0c\u5b9e\u6d4b\u7684\u94a2\u7b4b\u65ad\u540e\u603b\u5ef6\u4f38\u7387\u4e3a 0.1\u5de6\u53f3\uff0c\u76f8\u5e94\u4f30\u7b97\u7684\u94a2\u7b4b\u7684\u4e8c\u6298\u7ebf\u9aa8\u67b6\u66f2\u7ebf\u7684\u5f3a\u5316\u7cfb\u6570\u5e73\u5747\u503c\u4e3a0.0086\uff0c\u636e\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u5927\u81f4\u83b7\u5f97\u94a2\u7b4b\u7684\u5e94\u529b-\u5e94\u53d8\u9aa8\u67b6\u66f2\u7ebf\uff08\u56fe 3\uff09\u3002\u8fd9\u4e9b\u53c2\u6570\u53ef\u4ee5\u4e3a\u540e\u7eed\u6570\u503c\u6a21\u62df\u94a2\u6750\u7684\u672c\u6784\u53c2\u6570\u53d6\u503c\u63d0\u4f9b\u53c2\u8003\uff01\uff01\uff01\u3002 \ud83d\ude0e\u00a0 \ud83d\ude0e\u00a0 \ud83d\ude0e<\/p>\n<p style=\"padding-left: 30px;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-4551\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2017\/04\/Fig4_Test_Strain_Stress.gif\" alt=\"\" width=\"500\" height=\"246\" \/><\/p>\n<p style=\"padding-left: 30px; text-align: center;\"><strong>\u56fe 3 \u94a2\u7b4b\u5e94\u529b-\u5e94\u53d8\u5173\u7cfb\uff08<span style=\"color: #0000ff;\">Fig 3 Stress-Strain Relationship of Steel<\/span>\uff09\u00a0<\/strong><\/p>\n<hr \/>\n<p><center><div  class=\"thumbs-rating-container\" id=\"thumbs-rating-4538\" data-content-id=\"4538\"><button class=\"thumbs-rating-up thumbs-rating-voted\" onclick=\"thumbs_rating_vote(4538, 1);\">Vote Up +63<\/button> <button class=\"thumbs-rating-down thumbs-rating-voted\" onclick=\"thumbs_rating_vote(4538, 2);\">Vote Down -16<\/button><span class=\"thumbs-rating-already-voted\">You already voted!<\/span><\/div><\/center><\/p>\n<ul style=\"list-style-type: square;\">\n<li><strong>\u53c2\u8003\u6587\u732e\u00a0(<span style=\"color: #0000ff;\"> References<\/span>)<\/strong><\/li>\n<\/ul>\n[01]\u00a0\u300a\u91d1\u5c5e\u6750\u6599 \u62c9\u4f38\u8bd5\u9a8c\u2014\u2014 \u7b2c 1 \u90e8\u5206\uff1a\u5ba4\u6e29\u8bd5\u9a8c\u65b9\u6cd5\u300b\uff08GB\/T 228.1 \u2014\u2014 2010\uff09<\/p>\n[02]\u00a0\u300a\u94a2\u7b4b\u6df7\u51dd\u571f\u7528\u94a2\u2014\u2014 \u7b2c\u00a02\u00a0\u90e8\u5206\uff1a\u70ed\u8f67\u5e26\u808b\u94a2\u7b4b\u300b\uff08GB1499.2-2007\uff09<\/p>\n<hr \/>\n<p style=\"text-align: center;\"><strong>\u7ed3\u6784|\u8d85\u9650|\u8f6f\u4ef6\u5f00\u53d1|\u7f16\u7a0b|\u53c2\u6570\u5316|\u4f18\u5316|\u7b97\u6cd5|\u632f\u52a8\u63a7\u5236|\u51cf\u9694\u9707|\u6709\u9650\u5143|\u6280\u672f\u57f9\u8bad<\/strong><\/p>\n<p style=\"text-align: center;\">\u8ffd\u6c42\u5353\u8d8a \u811a\u8e0f\u5b9e\u5730 \u81f4\u529b\u4e8e\u63a2\u7d22\u548c\u62d3\u5c55\u884c\u4e1a\u8bbe\u8ba1\u524d\u6cbf<\/p>\n<p style=\"text-align: center;\"><a href=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2017\/01\/QRCODE.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3636 alignnone\" src=\"http:\/\/www.jdcui.com\/wp-content\/uploads\/2017\/01\/QRCODE.jpg\" alt=\"WeChat_QRCode\" width=\"250\" height=\"255\" \/><\/a><\/p>\n<p style=\"text-align: center;\">https:\/\/www.jdcui.com<\/p>\n<p style=\"text-align: center;\">\u5408\u4f5c\u53ca\u6280\u672f\u54a8\u8be2<\/p>\n<p style=\"text-align: center;\">COOPERATION &amp; CONTACT<\/p>\n<p style=\"text-align: center;\">E-mail\uff1ajidong_cui@163.com<\/p>\n<p style=\"text-align: center;\">WeChat &amp; Tel: 13450468449<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e4b\u524d\u505a\u94a2\u7b4b\u6df7\u51dd\u571f\u6784\u4ef6\u8bd5\u9a8c\u7684\u65f6\u5019\uff0c\u60f3\u6d4b\u91cf\u94a2\u7b4b\u7684\u6297\u62c9\u5f3a\u5ea6\u5bf9\u5e94\u7684\u5e94\u53d8\uff0c\u7ed9\u540e\u7eed\u6570\u503c\u6a21\u62df\u65f6\u94a2\u7b4b\u53c2\u6570\u7684\u9009\u53d6\u63d0\u4f9b\u53c2\u8003\u3002\u8fd9\u4e2a\u535a\u6587\u4ecb\u7ecd\u4e00\u4e0b\u8fd9\u4e2a\u53c2\u6570\u7684\u4e00\u4e2a\u6d4b\u91cf\u65b9\u6cd5\uff0c\u4e5f\u662f\u5f53\u65f6\u6211\u8bd5\u9a8c\u8fc7\u7a0b\u4f7f\u7528\u7684\u65b9\u6cd5\u3002 \ud83d\ude42 \ud83d\ude42  \u5e9f\u8bdd\u5c11\u8bf4\uff0c\u8ba9\u6211\u4eec\u9a6c\u4e0a\u8fdb\u5165\u4e3b\u9898\u5427 \ud83d\ude42 \ud83d\ude42 \u3002\u7531\u4ee5\u4e0a\u516c\u5f0f\u53ef\u77e5\uff0c\u53ea\u8981\u5728\u8fdb\u884c\u94a2\u7b4b\u62c9\u4f38\u8bd5\u9a8c\u4e4b\u524d\uff0c\u5bf9\u94a2\u7b4b\u8fdb\u884c\u6807\u8bb0\uff0c\u7136\u540e\u6d4b\u91cf\u6807\u8bb0\u524d\u540e\u7684\u957f\u5ea6\u53d8\u5316\uff0c\u5c31\u53ef\u4ee5\u8ba1\u7b97\u51fa\u6700\u5927\u529b\u4e0b\u94a2\u7b4b\u7684\u603b\u5ef6\u4f38\u7387 Agt \u548c \u5851\u6027\u5ef6\u4f38\u7387 Ag\uff0c\u8fd9\u4e24\u4e2a\u503c\u53ef\u4ee5\u4f5c\u4e3a\u94a2\u7b4b\u5230\u5230\u6781\u9650\u5f3a\u5ea6\u65f6\u7684\u5e94\u53d8\u548c\u5851\u6027\u5e94\u53d8\u7684\u4f30\u8ba1\uff0c\u636e\u6b64\uff0c\u7ed3\u5408\u94a2\u7b4b\u7684\u5c48\u670d\u5f3a\u5ea6\u548c\u5c48\u670d\u5e94\u53d8\uff0c\u8fd8\u53ef\u4ee5\u5927\u81f4\u8ba1\u7b97\u51fa\u4e8c\u6298\u7ebf\u94a2\u7b4b\u672c\u6784\u7684\u5c48\u670d\u540e\u5f3a\u5316\u7cfb\u6570\u3002<\/p>\n","protected":false},"author":1,"featured_media":7958,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[802,157,254,7,5],"tags":[351,604,603,106,605,601,107,602,600,606,607,608,558],"class_list":["post-4538","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-civil-engineering-test-","category-earthquake-engineering-","category-reinforced-concrete-","category-structural-design","category-structural-engineering","tag-steel","tag-strain","tag-stress","tag-stress-strain-relationship","tag-605","tag-601","tag-107","tag-602","tag-600","tag-606","tag-607","tag-608","tag-558"],"aioseo_notices":[],"views":14350,"_links":{"self":[{"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/posts\/4538","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4538"}],"version-history":[{"count":0,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/posts\/4538\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=\/wp\/v2\/media\/7958"}],"wp:attachment":[{"href":"http:\/\/www.jdcui.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4538"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4538"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.jdcui.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4538"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}