{"id":3809,"date":"2022-07-15T17:24:55","date_gmt":"2022-07-15T09:24:55","guid":{"rendered":"https:\/\/www.chinaautoregs.com\/?p=3809"},"modified":"2022-07-15T17:24:55","modified_gmt":"2022-07-15T09:24:55","slug":"gb-t-228-1-2021%e8%8b%b1%e6%96%87%e7%89%88%e7%bf%bb%e8%af%91-%e9%87%91%e5%b1%9e%e6%9d%90%e6%96%99%e6%8b%89%e4%bc%b8%e8%af%95%e9%aa%8c-%e7%ac%ac1%e9%83%a8%e5%88%86%e5%ae%a4%e6%b8%a9%e8%af%95%e9%aa%8c","status":"publish","type":"post","link":"https:\/\/www.chinaautoregs.com\/?p=3809","title":{"rendered":"GB\/T 228.1-2021\u82f1\u6587\u7248\u7ffb\u8bd1\/\u91d1\u5c5e\u6750\u6599\u62c9\u4f38\u8bd5\u9a8c \u7b2c1\u90e8\u5206:\u5ba4\u6e29\u8bd5\u9a8c\u65b9\u6cd5"},"content":{"rendered":"<p>ChinaAutoRegs\uff5cGB\/T 228.1-2021\u82f1\u6587\u7248\u7ffb\u8bd1\/\u91d1\u5c5e\u6750\u6599\u62c9\u4f38\u8bd5\u9a8c \u7b2c1\u90e8\u5206:\u5ba4\u6e29\u8bd5\u9a8c\u65b9\u6cd5<br \/>\nMetallic materials\u2014Tensile testing\u2014Part 1: Method of test at room temperature<\/p>\n<p><!--more--><\/p>\n<p>1 \u8303\u56f4<br \/>\n\u672c\u6587\u4ef6\u89c4\u5b9a\u4e86\u91d1\u5c5e\u6750\u6599\u62c9\u4f38\u8bd5\u9a8c\u7684\u5b9a\u4e49\u3001\u7b26\u53f7\u548c\u8bf4\u660e\u3001\u539f\u7406\u3001\u8bd5\u6837\u53ca\u5176\u5c3a\u5bf8\u6d4b\u91cf\u3001\u8bd5\u9a8c\u8bbe\u5907\u3001\u8bd5\u9a8c\u8981\u6c42\u3001\u6027\u80fd\u6d4b\u5b9a\u3001\u6d4b\u5b9a\u7ed3\u679c\u6570\u503c\u4fee\u7ea6\u548c\u8bd5\u9a8c\u62a5\u544a\u3002<br \/>\n\u672c\u6587\u4ef6\u9002\u7528\u4e8e\u91d1\u5c5e\u6750\u6599\u5ba4\u6e29\u62c9\u4f38\u6027\u80fd\u7684\u6d4b\u5b9a\u3002<br \/>\n\u6ce8\uff1a\u9644\u5f55c\u7ed9\u51fa\u4e86\u8ba1\u7b97\u673a\u63a7\u5236\u8bd5\u9a8c\u673a\u7684\u8865\u5145\u5efa\u8bae\u3002<br \/>\n2\u89c4\u8303\u6027\u5f15\u7528\u6587\u4ef6<br \/>\n\u4e0b\u5217\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u901a\u8fc7\u6587\u4e2d\u7684\u89c4\u8303\u6027\u5f15\u7528\u800c\u6784\u6210\u672c\u6587\u4ef6\u5fc5\u4e0d\u53ef\u5c11\u7684\u6761\u6b3e\u3002\u5176\u4e2d\uff0c\u6ce8\u65e5\u671f\u7684\u5f15\u7528\u6587\u4ef6\uff0c\u4ec5\u8be5\u65e5\u671f\u5bf9\u5e94\u7684\u7248\u672c\u9002\u7528\u4e8e\u672c\u6587\u4ef6\uff1b\u4e0d\u6ce8\u65e5\u671f\u7684\u5f15\u7528\u6587\u4ef6\uff0c\u5176\u6700\u65b0\u7248\u672c\uff08\u5305\u62ec\u6240\u6709\u7684\u4fee\u6539\u5355\uff09\u9002\u7528\u4e8e<br \/>\n\u672c\u6587\u4ef6\u3002<br \/>\nGB\/T 2975 \u94a2\u53ca\u94a2\u4ea7\u54c1\u529b\u5b66\u6027\u80fd\u8bd5\u9a8c\u53d6\u6837\u4f4d\u7f5d\u53ca\u8bd5\u6837\u5236\u5907\uff08GB\/T 2975\u20142018, ISO 377: 2017, MOD)<br \/>\nGB\/T 8170\u6570\u503c\u4fee\u7ea6\u89c4\u5219\u4e0e\u6781\u9650\u6570\u503c\u7684\u8868\u793a\u548c\u5224\u5b9a<br \/>\nCxB\/T 10623 \u91d1\u5c48\u6750\u6599\u529b\u5b66\u6027\u80fd\u8bd5\u9a8c\u672f\u8bed\uff08GB\/T 10623\u20142008,ISO 23718:2007, MOD)<br \/>\nGB\/T 12160\u91d1\u5c5e\u6750\u6599\u5355\u8f74\u8bd5\u9a8c\u7528\u5f15\u4f38\u8ba1\u7cfb\u7edf\u7684\u6807\u5b9a\uff08GB\/T 12160\u20142019, ISO 9513:2012, IDT)<br \/>\nGB\/T 16825.1\u9759\u529b\u4e2d.\u8f74\u8bd5\u9a8c\u673a\u7684\u68c0\u9a8c\u7b2c1\u90e8\u5206:\u62c9\u529b\u548c\uff08\u6216\uff09\u538b\u529b\u8bd5\u9a8c\u673a\u6d4b\u529b\u7cfb\u7edf\u7684\u68c0\u9a8c\u4e0e \u6821\u51c6\uff08GB\/T 16825.1-2008, ISO 7500-1:2004, IDT)<br \/>\nGB\/T 22066\u9759\u529b\u5355\u8f74\u8bd5\u9a8c\u673a\u7528\u8ba1\u7b97\u673a\u6570\u636e\u91c7\u96c6\u7cfb\u7edf\u7684\u8bc4\u5b9a<br \/>\nJJG 139\u62c9\u529b\u3001\u538b\u529b\u548c\u4e07\u80fd\u8bd5\u9a8c\u673a\u68c0\u5b9a\u89c4\u7a0b<br \/>\nJJG 475\u7535\u5b50\u5f0f\u4e07\u80fd\u8bd5\u9a8c\u673a\u68c0\u5b9a\u89c4\u7a0b<br \/>\nJJG 762\u5f15\u4f38\u8ba1\u68c0\u5b9a\u89c4\u7a0b<br \/>\nJJG 1063\u7535\u6db2\u4f3a\u670d\u4e07\u80fd\u8bd5\u9a8c\u673a\u68c0\u5b9a\u89c4\u7a0b<br \/>\n3\u672f\u8bed\u548c\u5b9a\u4e49<br \/>\nGB\/T 10623\u754c\u5b9a\u7684\u4ee5\u53ca\u4e0b\u5217\u672f\u8bed\u548c\u5b9a\u4e49\u9002\u7528\u4e8e\u672c\u6587\u4ef6\u3002<br \/>\n\u6807\u8ddd gauge length<br \/>\nL<br \/>\n\u5728\u6d4b\u8bd5\u7684\u4edf\u4e00\u65f6\u523b\uff0c\u7528\u4e8e\u6d4b\u867d\u8bd5\u6837\u4f38\u957f\u7684\u5e73\u884c\u90e8\u5206\u957f\u5ea6\u3002<br \/>\n\u6ce8\uff1a\u89c1\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n3.1.1<br \/>\n\u539f\u59cb\u6807\u8ddd original gauge length<br \/>\nL\u3007<br \/>\n\u5ba4\u6e29\u4e0b\u65bd\u529b\u524d\u7684\u8bd5\u6837\u6807\u8ddd\uff083.1)\u3002<br \/>\n\u6ce8\uff1a\u89c1\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n3.1.2<br \/>\n\u65ad\u540e\u6807\u8ddd final gauge length after fracture<br \/>\n\u5728\u5ba4\u6e29\u4e0b\u5c06\u65ad\u540e\u7684\u4e24\u90e8\u5206\u8bd5\u6837\u7d27\u5bc6\u5730\u5bf9\u63a5\u5728\u4e00\u8d77\uff0c\u4fdd\u8bc1\u4e24\u90e8\u5206\u7684\u8f74\u7ebf\u4f4d\u4e8e\u540c\u4e00\u6761\u76f4\u7ebf\u4e0a.\u6d4b\u867d\u8bd5\u6837\u65ad\u88c2\u540e\u7684\u6807\u8ddd(3.1)\u3002<br \/>\n\u6ce8\uff1a\u89c1\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n3.2<br \/>\n\u5e73\u884c\u957f\u5ea6 parallel length<br \/>\nLc<br \/>\n\u8bd5\u6837\u5e73\u884c\u7f29\u51cf\u90e8\u5206\u7684\u957f\u5ea6\u3002<br \/>\n\u6ce8\uff1a\u5bf9\u4e01\u672a\u7ecf\u673a\u52a0T.\u7684\u8bd5\u6837.\u5e73\u884c\u957f\u5ea6\u6307\u672a\u52a0\u5de5\u8bd5\u6837\u5939\u6301\u90e8\u5206\u4e4b\u95f4\u7684\u8ddd\u79bb\u3002\u89c1\u53c2\u51ac\u6587\u732e[6]\u3002<br \/>\n3.3<br \/>\n\u4f38\u957f elongation<br \/>\n\u8bd5\u9a8c\u671f\u95f4\u4efb\u4e00\u65f6\u523b\u539f\u59cb\u6807\u8ddd(3.1.1)\u7684\u589e\u867d\u3002<br \/>\n\u6ce8\uff1a\u89c1\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n3.4<br \/>\n\u4f38\u957f\u7387 percentage elongation<br \/>\n\u539f\u59cb\u6807\u8ddd\u7684\u4f38\u957f\uff083.3)\u4e0e\u539f\u59cb\u6807\u8ddd\uff08LJ(3.1.1)\u4e4b\u6bd4.\u4ee5\uff05\u8868\u793a\u3002<br \/>\n\u6ce8\uff1a\u89c1\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n3.4.1<br \/>\n\u6b8b\u4f59\u4f38\u957f\u7387 percentage permanent elongation<br \/>\n\u5378\u9664\u6307\u5b9a\u7684\u5e94\u529b\u540e\uff0c\u4f38\u957f\u4e0e\u539f\u59cb\u6807\u8ddd(D(3.1.1)\u4e4b\u6bd4\uff0c\u4ee5\uff05\u8868\u793a\u3002<br \/>\n\u6ce8\uff1a\u89c1\u53c2\u4eca\u6587\u732e[6]\u3002<br \/>\n3.4.2<br \/>\n\u65ad\u540e\u4f38\u957f\u7387 percentage el\u00abngati(\u4e28n after fracture<br \/>\nk<br \/>\n\u65ad\u540e\u6807\u8ddd\u7684\u6b8b\u4f59\u4f38\u957f\uff083.3)au-U)\u4e0e\u539f\u59cb\u6807\u8ddd(L\u201e)(3.1.1)\u4e4b\u6bd4\uff0c\u4ee5\uff05\u8868\u793a\u3002<br \/>\n\u6ce8\uff1a\u66f4\u8be6\u7ec6\u7684\u4fe1\u606f\u89c18.1\u3001\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n\u5f15\u4f38\u8ba1\u6807\u8ddd extensometer gauge length<br \/>\nL,<br \/>\n\u7528\u5f15\u4f38\u8ba1\u6d4b\u867d\u8bd5\u6837\u5ef6\u4f38\uff083.6)\u65f6\u6240\u4f7f\u7528\u5f15\u4ef2\u8ba1\u521d\u59cb\u6807\u8ddd\u957f\u5ea6\u3002<br \/>\n\u6ce81:\u5bf9\u4e8e\u6d4b\u5b9a\uff08\u90e8\u5206\u6216\u5168\u90e8\uff09\u57fa\u4e8e\u5ef6\u4f38\u7684\u6027\u80fd\uff0c\u4f8b\u5982Rp.A,\u6216\uff0c\u4f7f\u7528\u5f15\u4f38\u8ba1\u662f\u5f3a\u5236\u7684\u3002<br \/>\n\u6ce82:\u66f4\u8be6\u7ec6\u7684\u4fe1\u606f\u89c18.3\u3001\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n3.6<br \/>\n\u5ef6\u4f38 extension<br \/>\n\u8bd5\u9a8c\u671f\u95f4\u4efb\u4e00\u65f6\u523b\u5f15\u4f38\u8ba1\u6807\u8ddd(L.K3.5)\u7684\u589e\u7ae5\u3002<br \/>\n\u6ce8\uff1a\u89c1\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n3.6.1<br \/>\n\u5ef6\u4f38\u7387 percentage extension \u5e94\u53d8 strain e<br \/>\n\u7528\u5f15\u4f38\u8ba1\u6807\u8ddd(D(3.5)\u8ba1\u7b97\u7684\u5ef6\u4f38\uff083.6)\u767e\u5206\u7387\u3002<br \/>\n\u6ce8\uff1a\u901a\u5e38\u79f0\u4e3a\u5de5\u7a0b\u5e94\u53d8\u3002<br \/>\n3.6.2<br \/>\n\u6b8b\u4f59\u5ef6\u4f38\u7387 percentage permanent extension<br \/>\n\u8bd5\u6837\u65bd\u52a0\u5e76\u5378\u9664\u5e94\u529b\uff083.10)\u540e\u5f15\u4f38\u8ba1\u6807\u8ddd\uff083.5)\u7684\u589efi\u4e0e\u5f15\u4f38\u8ba1\u6807\u8ddd\uff08Lt)\u4e4b\u6bd4\uff0c\u4ee5\uff05\u8868\u793a\u3002<br \/>\n\u6ce8\uff1a\u89c1\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n3.6.3<br \/>\n\u5c48\u670d\u70b9\u5ef6\u4f38\u7387 percentage yie\u4e28d p(\u4e28int extension<br \/>\nA.<br \/>\n&lt;\u5448\u73b0\u660e\u663e\u5c48\u670d\uff08\u4e0d\u8fde\u7eed\u5c48\u670d\uff09\u73b0\u8c61\u7684\u91d1\u5c5e\u6750\u6599&gt; \u5c48\u670d\u5f00\u59cb\u81f3\u5747\u5300\u52a0\u5de5\u786c\u5316\u5f00\u59cb\u4e4b\u95f4\u5f15\u4f38H\u2022\u6807\u8ddd\u7684 \u5ef6\u4f38\uff083.6)\u4e0e\u5f15\u4f38\u8ba1\u6807\u8dddLJ3.5&gt;\u4e4b\u6bd4.\u4ee5\uff05\u8868\u793a\u3002<br \/>\n\u6ce8\uff1a\u89c1\u56fe7\u3001\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n3.6.4<br \/>\n\u6700\u5927\u529b\u603b\u5ef6\u4f38\u7387 percentage total extension at niax\u4e28mum force<br \/>\n\u6700\u5927\u529b\u540b\u7684\u603b\u5ef6\u4f38\uff083.6)(\u5f39\u6027\u5ef6\u4f38\u52a0\u5851\u6027\u5ef6\u4f38\uff09\u4e0e\u5f15\u4f38M\u6807\u8ddd\uff08\/~)(3.5)\u4e4b\u6bd4\uff0c\u4ee5\uff05\u8868\u793a\u3002<br \/>\n\u6ce8\uff1a\u89c1m 1\u3002<br \/>\n3.6.5<br \/>\n\u6700\u5927\u529b\u5851\u6027\u5ef6\u4f38\u7387 percentage plastic extension at maximum force<br \/>\nAfi<br \/>\n\u6700\u5927\u529b\u65f6\u7684\u5851\u6027\u5ef6\u4f38\uff083.6)\u4e0e\u5f15\u4f38\u8ba1\u6807\u8ddd(Lt)(3.5)\u4e4b\u6bd4\uff0c\u4ee5\uff05\u8868\u793a\u3002<br \/>\n\u6ce8\uff1a\u89c1\u56feU<br \/>\n\u6807\u5f15\u7b26\u516e\u8bf4\u660e\uff1a<br \/>\nA \u2014\u65ad\u540e\u4f38\u957f\u7387\uff08\u4ece\u5f15\u4f38\u8ba1\u7684\u4fe1\u53f7\u6d4b\u5f97\u7684\u6216\u8005\u76f4\u63a5\u4ece\u8bd5\u6837\u4e0a\u6d4b\u5f97\u8fd9\u4e00\u6027\u80fd\uff0c\u89c120.1\u3009\uff1b<br \/>\nAt \u2014\u6700\u5927\u529b\u5851\u6027\u5ef6\u4f38\u7387\uff1b<br \/>\n\u2014\u2014\u6700\u5927\u529b\u603b\u5ef6\u4f38\u7387\uff1b<br \/>\nA,\u2014\u65ad\u88c2\u603b\u5ef6\u4f38\u7387\uff1b<br \/>\ne \u5ef6\u4f38\u7387\uff1b<br \/>\n\u2014\u2014\u5e94\u529b-\u5ef6\u4f38\u7387\u66f2\u7ebf\u4e0a\u5f39\u6027\u90e8\u5206\u7684\u659c\u7387\uff1b<br \/>\nR \u5e94\u529b\uff1b<br \/>\nR,n\u2014\u2014\u6297\u62c9\u5f3a\u5ea6\uff1b<br \/>\n^ \u2014\u5e73\u53f0\u8303\u56f4\uff08\u6d4b\u5b9a\/\\e.\u89c1\u7b2c17\u7ae0;\u6d4b\u5b9a\u89c1\u7b2c18\u7ae0\u3009\u3002<br \/>\n\u56fe1\u5ef6\u4f38\u7684\u5b9a\u4e49\uff08\u7eed\uff09<br \/>\n3.6.6<br \/>\n\u65ad\u88c2\u603b\u5ef6\u4f38\u7387 percentage total extension at fracture<br \/>\nA,<br \/>\n\u65ad\u88c2\u540b\u523b\u7684\u603b\u5ef6\u4f38\uff083.6)(\u5f39\u6027\u5ef6\u4f38\u52a0\u5851\u6027\u5ef6\u4f38\uff09\u4e0e\u5f15\u4f38H\u6807\u8ddd\uff08\/~)(3.5)\u4e4b\u6bd4\uff0c\u4ee5\uff05\u8868\u793a\u3002<br \/>\n\u6ce8\uff1a\u89c1\u56fe1\u3002<br \/>\n3.7<br \/>\n\u8bd5\u9a8c\u901f\u7387 testing rate<br \/>\n\u8bd5\u9a8c\u671f\u95f4\u4f7f\u7528\u7684\u901f\u7387\u3002<br \/>\n3.7.1<br \/>\n\u5e94\u53d8\u901f\u7387 strain rate<br \/>\neu<br \/>\n\u7528\u5f15\u4f38\u8ba1\u6807\u8ddd(L\/K3.5)\u6d4bM\u65f6\u5355\u4f4d\u65f6\u95f4\u7684\u5e94\u53d8\u589e\u52a0\u503c\u3002<br \/>\n3.7.2<br \/>\n\u5e73\u884c\u957f\u5ea6\u5e94\u53d8\u901f\u7387\u7684\u4f30\u8ba1\u503c estimated strain rate over the parallel length<br \/>\ne\\.t<br \/>\n\u6839\u636e\u6a2a\u6881\u4f4d\u79fb\u901f\u7387(3.7.3)\u548c\u8bd5\u6837\u5e73\u884c\u957f\u5ea6^ (3.2)\u8ba1\u7b97\u7684\u8bd5\u6837\u5e73\u884c\u957f\u5ea6\u7684\u5e94\u53d8\u5355\u4f4d\u65f6\u95f4\u5185\u7684\u589e \u52a0\u503c\u3002<br \/>\n3.7.3<br \/>\n\u6a2a\u6881\u4f4d\u79fb\u901f\u7387 crosshead separation rate<br \/>\n\u5355\u4f4d\u65f6\u95f4\u6a2a\u6881\u4f4d\u79fb\u7684\u589e\u52a0\u3002<br \/>\n3.7.4<br \/>\n\u5e94\u529b\u901f\u7387 stress rate R<br \/>\n\u5355\u4f4d\u65f6\u95f4\u5e94\u529b\uff083.10)\u7684\u589e\u52a0\u3002<br \/>\n\u6ce8\uff1a\u5e94\u529b\u901f\u7387\u53ea\u7528\u4e8e\u65b9\u6cd5B\u8bd5\u9a8c\u7684\u5f39\u6027\u9636\u6bb5\uff08\u89c110.3.3)\u3002<br \/>\n3.8<br \/>\n\u65ad\u9762\u6536\u7f29\u7387 percentage reduction of area<br \/>\nZ<br \/>\n\u65ad\u88c2\u540e\u8bd5\u6837\u6a2a\u622a\u9762\u79ef\u7684\u6700\u5927\u7f29\u51cfM(Su-:Su)\u4e0e\u539f\u59cb\u6a2a\u622a\u9762\u79ef(SJ\u4e4b\u6bd4\uff0c\u4ee5\uff05\u8868\u793a\uff1a<br \/>\n\u6700\u5927\u529b maximum force Fm<br \/>\n&lt;\u8fde\u7eed\u5c48\u670d\u7684\u91d1\u5c5e\u6750\u6599&gt;\u8bd5\u9a8c\u671f\u95f4\u8bd5\u6837\u6240\u627f\u53d7\u7684\u6700\u5927\u7684\u529b\u3002<br \/>\n&lt;\u4e0d\u8fde\u7eed\u5c48\u670d\u7684\u91d1\u5c5e\u6750\u6599&gt; \u5728\u52a0T.\u786c\u5316\u5f00\u59cb\u4e4b\u540e\uff0c\u8bd5\u6837\u6240\u627f\u53d7\u7684\u6700\u5927\u7684\u529b\u3002<br \/>\n\u6ce81:\u5bf9\u4e8e\u5448\u73b0\u4e0d\u8fde\u7eed\u5c48\u670d\u7684\u6750\u6599.\u5982\u679c\u6ca1\u6709\u52a0\u5de5\u786c\u5316.\u672c\u6587\u4ef6\u4e0d\u5b9a\u4e49Fm\uff0c\u89c1\u56fe8c)\u7684\u811a\u6ce8\u3002<br \/>\n\u6ce82:\u89c1\u96018a)\u548c\u96018b)\u3002<br \/>\n3.10<br \/>\n\u5e94\u529b stress R<br \/>\n\u8bd5\u9a8c\u671f\u95f4\u4efb\u4e00\u65f6\u523b\u7684\u529b\u4e0e\u8bd5\u6837\u539f\u59cb\u6a2a\u622a\u9762\u79ef(S\u3002\uff09\u4e4b\u5546.<br \/>\n\u6ce81:\u672c\u6587\u4ef6\u4e2d\u7684\u5e94\u529b\u662f\u5de5\u7a0b\u5e94\u529b^<br \/>\n\u6ce82:\u89c1\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n3.10.1<br \/>\n\u6297\u62c9\u5f3a\u5ea6 tensile strength<br \/>\n\u76f8\u5e94\u6700\u5927\u529b\uff08Fm)(3.9.2&gt;\u5bf9\u5e94\u7684\u5e94\u529b\uff083.10)\u3002<br \/>\n\u6ce8\uff1a\u89c1\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n3.10.2<br \/>\n\u5c48\u670d\u5f3a\u5ea6 yield strength<br \/>\n\u5f53\u91d1\u5c5e\u6750\u6599\u5448\u73b0\u5c48\u670d\u73b0\u8c61\u65f6.\u5728\u8bd5\u9a8c\u671f\u95f4\u91d1\u57df\u6750\u6599\u4ea7\u751f\u69ca\u6027\u53d8\u5f62\u800c\u529b\u4e0d\u589e\u52a0\u65f6\u7684\u5e94\u529b\uff083.10&gt;\u70b9\u3002<br \/>\n\u6ce8\uff1a\u5c48\u670d\u5f3a\u5ea6K\u5206\u4e0a\u5c48\u670d\u5f3a\u5ea6\u548c\u4e0b\u5c48\u670d\u5f3a\u5ea6\u3002\u89c1\u53c2\u8003\u6587\u732e[6]\u3002<br \/>\n3.10.2.1<br \/>\n\u4e0a\u5c48\u670d\u5f3a\u5ea6 upper yield strength<br \/>\nRfu<br \/>\n\u8bd5\u6837\u53d1\u751f\u5c48\u670d\u800c\u529b\u9996\u6b21\u4e0b\u964d\u524d\u7684\u6700\u5927\u5e94\u529b\uff083.10)\u3002<br \/>\n\u6ce8\uff1a\u89c1\u56fe2\u3001\u53c2\u8003\u6587\u732e[f&gt;]a<br \/>\n3.10.2.2<br \/>\n\u4e0b\u5c48\u670d\u5f3a\u5ea6 lower yie\u4e28d strength<br \/>\n\u5728\u5c48\u670d\u671f\u95f4\uff0c\u4e0d\u8ba1\u521d\u59cb\u77ac\u65f6\u6548\u5e94\u65f6\u7684\u6700\u5c0f\u5e94\u529b\uff083.10)\u3002<br \/>\n\u6ce8\uff1a\u89c1\u56fe2\u3001\u53c2\u8003\u6587\u732e[6]\u3002<\/p>\n<p>***********************************************<br data-filtered=\"filtered\" \/>\u73b0\u6210\u8bd1\u6587\uff0c\u5230\u6b3e\u5373\u53d1\u3002<br data-filtered=\"filtered\" \/>\u4efb\u53d6\u6837\u9875\u9a8c\u8bc1\u8bd1\u6587\u8d28\u91cf\u3002<br data-filtered=\"filtered\" \/>\u514d\u8d39\u63d0\u4f9b\u6b63\u89c4\u589e\u503c\u7a0e\u53d1\u7968\u3002<br data-filtered=\"filtered\" \/>\u8bf7\u8054\u7cfb\u624b\u673a\/\u5fae\u4fe1: 133-0649-6964\/Email: standardtrans@foxmail.com \u8d2d\u4e70\u5b8c\u6574\u8bd1\u6587\u3002<br data-filtered=\"filtered\" \/>\u4e13\u4e1a\u6e90\u4e8e\u4e13\u6ce8|\u820d\u543e\u4e88\u8a00\u6807\u51c6\u7ffb\u8bd1\/ChinaAutoRegs\/\u59cb\u7ec8\u4e13\u6ce8\u4e8e\u673a\u52a8\u8f66\u6807\u51c6\u7ffb\u8bd1\uff01\u8fc4\u4eca\u4e3a\u6b62\u5df2\u7ffb\u8bd1\u4e0a\u5343\u4e2a\u56fd\u5185\u5916\u6c7d\u8f66\u6cd5\u89c4\u6807\u51c6\uff01\u72ec\u5bb6\u6253\u9020\u5343\u4e07\u7ea7\u6c7d\u8f66\u4e13\u4e1a\u672f\u8bed\u5e93\u548c\u8bb0\u5fc6\u5e93\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>ChinaAutoRegs\uff5cGB\/T 228.1-2021\u82f1\u6587\u7248\u7ffb\u8bd1\/\u91d1\u5c5e\u6750\u6599\u62c9 &hellip; <a href=\"https:\/\/www.chinaautoregs.com\/?p=3809\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[17,705,10,178,7,18,14],"class_list":["post-3809","post","type-post","status-publish","format-standard","hentry","category-vi","tag-gb-english","tag-gb-t-228-1-2021","tag-gb-t","tag-gb","tag-qc-t","tag-14"],"views":1924,"_links":{"self":[{"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=\/wp\/v2\/posts\/3809","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3809"}],"version-history":[{"count":1,"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=\/wp\/v2\/posts\/3809\/revisions"}],"predecessor-version":[{"id":3810,"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=\/wp\/v2\/posts\/3809\/revisions\/3810"}],"wp:attachment":[{"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3809"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3809"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chinaautoregs.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3809"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}