{"id":466,"date":"2016-06-12T07:05:24","date_gmt":"2016-06-12T07:05:24","guid":{"rendered":"http:\/\/www.wyomingtestfixtures.com\/?page_id=466"},"modified":"2024-08-28T16:36:50","modified_gmt":"2024-08-28T22:36:50","slug":"three-and-four-point-flexure-test-fixture-astm-d-790-6272-7264","status":"publish","type":"page","link":"https:\/\/wyomingtestfixtures.com\/zh\/products\/flexural\/three-and-four-point-flexure-test-fixture-astm-d-790-6272-7264\/","title":{"rendered":"\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u6d4b\u8bd5\u5939\u5177\uff08ASTM D790, 6272, 7264\uff09\u3002"},"content":{"rendered":"<h2>\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u6d4b\u8bd5\u5939\u5177\uff08ASTM D790, 6272, 7264\uff09\u3002<\/h2>\n<h4>\u578b\u53f7\uff1aWTF-FL (\u4e0d\u9508\u94a2)<\/h4>\n\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/wyomingtestfixtures.com\/wp-content\/uploads\/2019\/03\/IMG_2698.jpg\" alt=\"IMG_2698\" itemprop=\"image\" height=\"3134\" width=\"4701\" title=\"IMG_2698\" onerror=\"this.style.display='none'\"  \/>\n\t<p>&nbsp;<\/p>\n<p>\u56fe1: \u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u6d4b\u8bd5\u5939\u5177<\/p>\n\t<p>\u56fe 1 \u548c\u56fe 2 \u6240\u793a\u7684\u6320\u66f2\u6d4b\u8bd5\u5939\u5177\u8bbe\u8ba1\u7528\u4e8e\u6d4b\u8bd5\u6750\u6599\u7684\u4e09\u70b9\u548c\u56db\u70b9\u6320\u66f2\u3002  1997 \u5e74\u4ee5\u524d\uff0cASTM \u6807\u51c6\uff08\u5373 ASTM D790\uff09\u6db5\u76d6\u4e86\u8fd9\u4e24\u79cd\u52a0\u8f7d\u6a21\u5f0f\u3002   \u4e0d\u8fc7\uff0c\u81ea 1997 \u5e74\u8d77\uff0cASTM D790\uff08\u53c2\u8003\u6587\u732e 1\uff09\u4e2d\u53ea\u5305\u62ec\u4e09\u70b9\u52a0\u8f7d\uff0c\u800c\u9488\u5bf9\u56db\u70b9\u52a0\u8f7d\u5236\u5b9a\u4e86\u65b0\u7684 ASTM \u6807\u51c6\uff0c\u5373 ASTM D6272\uff08\u53c2\u8003\u6587\u732e 2\uff09\u3002  \u8fd9\u4e24\u9879\u6807\u51c6\u5f52 ASTM D20 \u5851\u6599\u59d4\u5458\u4f1a\u7ba1\u8f96\u3002  2006 \u5e74\uff0cASTM D30 \u590d\u5408\u6750\u6599\u59d4\u5458\u4f1a\u53d1\u5e03\u4e86\u4e00\u9879\u4e13\u95e8\u9488\u5bf9\u590d\u5408\u6750\u6599\u7684\u65b0\u6807\u51c6\uff0c\u5373 ASTM D7264\uff0c\u540d\u4e3a \"\u7ea4\u7ef4\u589e\u5f3a\u805a\u5408\u7269\u57fa\u590d\u5408\u6750\u6599\u7684\u6320\u66f2\u6027\u80fd\"\uff0c\u5176\u4e2d\u5305\u62ec\u4e09\u70b9\u548c\u56db\u70b9\u52a0\u8f7d\uff08\u53c2\u8003\u8d44\u6599 3\uff09\u3002<\/p>\n\t\t\t\t<img decoding=\"async\" src=\"http:\/\/wyomingtestfixtures.com\/wp-content\/uploads\/2019\/03\/IMG_2702-1024x683.jpg\" alt=\"IMG_2702\" itemprop=\"image\" title=\"IMG_2702\" onerror=\"this.style.display='none'\"  \/>\n\t<p>\u56fe2: \u5404\u79cd\u6320\u6027\u5939\u5177\u7ec4\u4ef6\u7684\u89c6\u56fe<\/p>\n\t<p>ASTM \u6807\u51c6 D790 \u548c D6272 \u5efa\u8bae\u8bd5\u6837\u8de8\u5ea6\u957f\u5ea6\u4e0e\u539a\u5ea6\u7684\u6bd4\u7387\u4e3a 16:1\uff0c\u4f46\u5bf9\u4e8e\u7279\u5b9a\u6750\u6599\u5141\u8bb8\u4f7f\u7528 32:1\u300140:1 \u548c 60:1\u3002  ASTM D7264 \u63a8\u8350\u7684\u6bd4\u7387\u4e3a 32:1\uff0c\u4f46\u4e5f\u5141\u8bb8\u4f7f\u7528\u5176\u4ed6\u6bd4\u7387\u3002  \u5bf9\u4e8e\u5178\u578b\u7684 0.1 \u82f1\u5bf8\u539a\u7684\u8bd5\u6837\u548c\u5e38\u7528\u7684 16:1 \u7684\u8de8\u5ea6\u957f\u5ea6\u539a\u5ea6\u6bd4\uff0c\u8fd9\u76f8\u5f53\u4e8e 1.6 \u82f1\u5bf8\u7684\u652f\u6491\u8de8\u5ea6\uff0c\u6807\u51c6\u4e2d\u89c4\u5b9a\u8bd5\u6837\u4e24\u7aef\u81f3\u5c11\u5404\u589e\u52a0 10%\uff08\u6700\u5c0f 0.25 \u82f1\u5bf8\uff09\u7684\u60ac\u5782\u3002<\/p>\n\t<p>\u4e3a\u4e86\u9002\u5e94\u5404\u79cd\u7c7b\u578b\u7684\u6750\u6599\u3001\u8bd5\u6837\u539a\u5ea6\u548c\u8de8\u5ea6\u957f\u5ea6\u4e0e\u539a\u5ea6\u6bd4\uff0cWTF-FL \u578b\u5939\u5177\u7684\u652f\u6491\u8de8\u5ea6\u957f\u5ea6\u53ef\u5728\u6700\u5927 8 \u82f1\u5bf8\u7684\u8de8\u5ea6\u957f\u5ea6\u8303\u56f4\u5185\u65e0\u7ea7\u8c03\u8282\u3002  \u5e95\u5ea7\u4e0a\u523b\u6709\u523b\u5ea6\u6807\u8bb0\uff0c\u53ef\u5e2e\u52a9\u8bbe\u7f6e\u6240\u9700\u7684\u8de8\u5ea6\u957f\u5ea6\uff0c\u53ea\u9700\u5c06\u6bcf\u4e2a\u8bd5\u6837\u652f\u6491\u6ed1\u52a8\u5230\u6240\u9700\u4f4d\u7f6e\u5373\u53ef\u3002\u7136\u540e\u4ece\u5e95\u90e8\u62e7\u7d27\u5185\u516d\u89d2\u87ba\u9489\uff0c\u5c06\u8bd5\u6837\u652f\u6491\u7262\u7262\u5939\u4f4f\u3002\u56db\u70b9\u52a0\u8f7d\u5934\u4e5f\u53ef\u4ee5\u8fdb\u884c\u7c7b\u4f3c\u8c03\u6574\uff0c\u6700\u5927\u8de8\u5ea6\u4e3a 6 \u82f1\u5bf8\u3002\u5b83\u8fd8\u523b\u6709\u523b\u5ea6\u6807\u8bb0\uff0c\u4ee5\u5e2e\u52a9\u8bbe\u7f6e\u6240\u9700\u7684\u52a0\u8f7d\u8de8\u5ea6\u957f\u5ea6\u3002  \u5bf9\u4e8e\u56db\u70b9\u88c5\u8f7d\uff0c\u901a\u5e38\u4f7f\u7528\u4e09\u70b9\u6216\u56db\u5206\u4e4b\u4e00\u70b9\u88c5\u8f7d\uff0c\u5c3d\u7ba1 ASTM D7264 \u4ec5\u5141\u8bb8\u56db\u5206\u4e4b\u4e00\u70b9\u88c5\u8f7d\u3002<\/p>\n\t<p>\u6240\u6709\u652f\u6491\u70b9\u548c\u88c5\u8f7d\u70b9\u90fd\u662f\u786c\u5316\u94a2\u7b52\uff0c\u6bcf\u4e2a\u76f4\u5f84 10 \u6beb\u7c73\uff0c\u957f 2.5 \u82f1\u5bf8\uff0c\u4e24\u7aef\u7528\u5c0f\u5f39\u7c27\u56fa\u5b9a\u5728\u51f9\u69fd\u4e2d\u3002\u8fd9\u6837\uff0c\u5b83\u4eec\u5c31\u53ef\u4ee5\u65cb\u8f6c\uff0c\u4e5f\u53ef\u4ee5\u6839\u636e\u9700\u8981\u65b9\u4fbf\u5730\u66f4\u6362\u3002  \u6839\u636e\u8981\u6c42\uff0c\u8fd8\u53ef\u4ee5\u63d0\u4f9b\u5176\u4ed6\u52a0\u8f7d\u548c\u652f\u6491\u8de8\u5ea6\u957f\u5ea6\u548c\u5706\u7b52\u76f4\u5f84\u3002  \u4f8b\u5982\uff0c\u76f4\u5f84\u4e3a 4 \u6beb\u7c73\u30016 \u6beb\u7c73\u548c 10 \u6beb\u7c73\u7684\u52a0\u8f7d\u5706\u7b52\u4e5f\u5f88\u5e38\u7528\u3002   \u4f8b\u5982\uff0cASTM D790 \u548c D6275 \u89c4\u5b9a\u4f7f\u7528\u76f4\u5f84\u4e3a 4 \u6beb\u7c73\u548c 10 \u6beb\u7c73\u7684\u5706\u7b52\u3002<\/p>\n\t<p>\u6320\u6027\u5939\u5177\u7684\u9876\u90e8\u548c\u5e95\u90e8\u6709\u4e00\u4e2a 1\u2033-14 \u87ba\u7eb9\u5b54\uff0c\u7528\u4e8e\u8fde\u63a5\u5230\u8bd5\u9a8c\u673a\u4e0a\u3002\u53ef\u5b9a\u5236\u9002\u914d\u5668\uff0c\u7528\u4e8e\u4e0e\u7279\u5b9a\u8bd5\u9a8c\u673a\u7684\u4efb\u4f55\u7c7b\u578b\u8fde\u63a5\uff0c\u4f46\u4e0d\u5305\u62ec\u5728\u5939\u5177\u4e2d\u3002<\/p>\n\t<p>\u4e5f\u53ef\u4ee5\u8bbe\u8ba1\u548c\u5236\u9020\u7279\u6b8a\u7684\u6320\u6027\u5939\u5177\u3002  \u56fe3\u663e\u793a\u4e86\u4e00\u4e2a\u8fd9\u6837\u7684\u4f8b\u5b50\u3002  \u8fd9\u4e2a\u5b8c\u5168\u53ef\u8c03\u6574\u7684\u652f\u6301\u8de8\u5ea6\u7684\u4e09\u70b9\u52a0\u8f7d\u5939\u5177\u6709\u652f\u6301\u5706\u67f1\u4f53\uff0c\u5f53\u8bd5\u6837\u5728\u8d1f\u8f7d\u4e0b\u53d1\u751f\u504f\u79fb\u65f6\uff0c\u53ef\u4ee5\u5728\u5176\u5e73\u5766\u7684\u652f\u6301\u8868\u9762\u4e0a\u81ea\u7531\u6eda\u52a8\u3002  \u8fd9\u4e2a\u5939\u5177\u4e5f\u88ab\u8bbe\u8ba1\u6210\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u76f4\u5f84\u7684\u53ef\u4e92\u6362\u6cb9\u7f38\u3002  \u867d\u7136\u5927\u591a\u6570\u6807\u51c6\u4e0d\u8981\u6c42\u6eda\u52a8\u652f\u6491\u7f38\uff0c\u4f46\u5982\u679c\u9700\u8981\uff0c\u53ef\u4ee5\u9009\u62e9\u8fd9\u79cd\u65b9\u5f0f\u3002<\/p>\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/wyomingtestfixtures.com\/wp-content\/uploads\/2020\/04\/IMG_3491-1024x683.jpg\" alt=\"IMG_3491\" itemprop=\"image\" height=\"467\" width=\"700\" title=\"IMG_3491\" onerror=\"this.style.display='none'\"  \/>\n\t<p>\u56fe3: \u5b8c\u5168\u53ef\u8c03\u6574\u7684\u4e09\u70b9\u6320\u6027\u5939\u5177\uff0c\u5e26\u6709\u6cb9\u7f38\u652f\u67b6\u548c\u53ef\u4e92\u6362\u7684\u88c5\u8f7d\u548c\u652f\u6491\u6cb9\u7f38\uff0c\u53ef\u9009\u62e9\u9002\u914d\u5668\uff08\u56fe\u4e2d\u6240\u793a\u4e3a3\u30016.4\u300110\u548c12mm\u76f4\u5f84\u7684\u6cb9\u7f38\uff09\u3002<\/p>\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/wyomingtestfixtures.com\/wp-content\/uploads\/2021\/09\/FL-Rolling-Supports-1.jpg\" alt=\"FL-Rolling Supports 1\" itemprop=\"image\" height=\"932\" width=\"964\" title=\"FL-Rolling Supports 1\" onerror=\"this.style.display='none'\"  \/>\n\t<p>\u56fe 4: \u5b8c\u5168\u53ef\u8c03\u6574\u7684\u4e09\u70b9\u5f0f\u6320\u6027\u5939\u5177\uff0c\u5e26\u6709\u6eda\u52a8\u6c14\u7f38\u652f\u67b6\uff0c\u53ef\u9009\u9002\u914d\u5668\u3002<\/p>\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/wyomingtestfixtures.com\/wp-content\/uploads\/2021\/09\/FL-Rolling-Support-Closeup.jpg\" alt=\"FL \u6eda\u52a8\u652f\u6301-\u95ed\u5408\" itemprop=\"image\" height=\"922\" width=\"1097\" title=\"FL \u6eda\u52a8\u652f\u6301-\u95ed\u5408\" onerror=\"this.style.display='none'\"  \/>\n\t<p>\u56fe5\uff1a\u5178\u578b\u7684\u6eda\u52a8\u652f\u6491\u7f38\u7684\u7279\u5199\u3002<\/p>\n\t\t\t\t<img decoding=\"async\" src=\"http:\/\/wyomingtestfixtures.com\/wp-content\/uploads\/2016\/06\/three-and-four-point-flexure-test-fixture_6.jpeg\" alt=\"\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u6d4b\u8bd5\u5939\u5177_6\" itemprop=\"image\" title=\"\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u6d4b\u8bd5\u5939\u5177_6\" onerror=\"this.style.display='none'\"  \/>\n\t<p>\u56fe6\uff1a\u7528\u4e8e\u6d4b\u8bd5\u5c0f\u9f20\u9aa8\u9abc\u7684\u5c0f\u89c4\u6a21\u4e09\u70b9\u5f0f\u548c\u56db\u70b9\u5f0f\u5939\u5177\u914d\u7f6e\u3002<\/p>\n\t\t\t\t<img decoding=\"async\" src=\"http:\/\/wyomingtestfixtures.com\/wp-content\/uploads\/2016\/06\/three-and-four-point-flexure-test-fixture_7.jpeg\" alt=\"\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u6d4b\u8bd5\u5939\u5177_7\" itemprop=\"image\" title=\"\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u6d4b\u8bd5\u5939\u5177_7\" onerror=\"this.style.display='none'\"  \/>\n\t<p>\u56fe7\uff1a\u53ef\u8c03\u6574\u7684\u8de8\u5ea6\uff0c\u4e9a\u89c4\u6a21\u7684\u954d\u8d85\u5408\u91d1\uff0c\u4e09\u70b9\u5f2f\u66f2\u5939\u5177\uff0c\u7528\u4e8e\u9ad8\u6e29\u6d4b\u8bd5\u3002<\/p>\n\t\t\t\t<img decoding=\"async\" src=\"http:\/\/wyomingtestfixtures.com\/wp-content\/uploads\/2016\/06\/three-and-four-point-flexure-test-fixture_8.jpeg\" alt=\"\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u6d4b\u8bd5\u5939\u5177_8\" itemprop=\"image\" title=\"\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u6d4b\u8bd5\u5939\u5177_8\" onerror=\"this.style.display='none'\"  \/>\n\t<p>\u56fe8\uff1a\u5fae\u578b\u56fa\u5b9a\u8de8\u5ea6\uff0c\u56db\u70b9\u6320\u6027\u5939\u5177\uff084\u6beb\u7c73\u652f\u6491\u8de8\u5ea6\u548c2\u6beb\u7c73\u8d1f\u8f7d\u8de8\u5ea6\uff09\u3002<\/p>\n\t<p>\u4e5f\u53ef\u4ee5\u63d0\u4f9b\u87ba\u9489\u8c03\u8282\u7684\u8de8\u5ea6\u5f2f\u66f2\u56fa\u5b9a\u88c5\u7f6e\uff0c\u7c7b\u4f3c\u4e8e\u00a0 <a href=\"..\/..\/shear\/short-beam-shear-test-fixture-astm-d-2344\/\">\u77ed\u6881\u526a\u5207\u5939\u5177<\/a>\u00a0\u548c\u00a0<a href=\"https:\/\/wyomingtestfixtures.com\/zh\/products\/flexural\/long-beam-flexure-test-fixture-astm-c-393\/\">\u957f\u6881\u67d4\u6027\u5939\u5177\u3002<\/a><\/p>\n\t<p><strong>\u5176\u4ed6\u4fe1\u606f\u7684\u6765\u6e90\u3002<\/strong><\/p>\n<p>1) ASTM \u6807\u51c6 D790-10\uff082010 \u5e74\uff09\uff0c\"\u672a\u589e\u5f3a\u548c\u589e\u5f3a\u5851\u6599\u53ca\u7535\u6c14\u7edd\u7f18\u6750\u6599\u7684\u6320\u66f2\u6027\u80fd\"\uff0c\u7f8e\u56fd\u8bd5\u9a8c\u4e0e\u6750\u6599\u534f\u4f1a\uff0c\u5bbe\u5915\u6cd5\u5c3c\u4e9a\u5dde\u897f\u5eb7\u8096\u970d\u80af\uff081970 \u5e74\u9996\u6b21\u53d1\u5e03\uff09\u3002<\/p>\n<p>2) ASTM \u6807\u51c6 D6272-10\uff082010 \u5e74\uff09\uff0c\"\u672a\u589e\u5f3a\u548c\u589e\u5f3a\u5851\u6599\u53ca\u7535\u6c14\u7edd\u7f18\u6750\u6599\u901a\u8fc7\u56db\u70b9\u5f2f\u66f2\u7684\u6320\u66f2\u6027\u80fd\"\uff0c\u7f8e\u56fd\u8bd5\u9a8c\u4e0e\u6750\u6599\u534f\u4f1a\uff0c\u5bbe\u5915\u6cd5\u5c3c\u4e9a\u5dde\u897f\u5eb7\u8096\u970d\u80af\uff08\u9996\u6b21\u53d1\u5e03\u4e8e 1998 \u5e74\uff09\u3002<\/p>\n<p>3) ASTM \u6807\u51c6 D7264-07 (2007)\uff0c\"\u805a\u5408\u7269\u57fa\u590d\u5408\u6750\u6599\u7684\u6320\u66f2\u6027\u80fd\"\uff0c\u7f8e\u56fd\u8bd5\u9a8c\u4e0e\u6750\u6599\u534f\u4f1a\uff0c\u5bbe\u5915\u6cd5\u5c3c\u4e9a\u5dde\u897f\u5eb7\u8096\u970d\u80af\uff082006 \u5e74\u9996\u6b21\u53d1\u5e03\uff09\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u6d4b\u8bd5\u5939\u5177\uff08ASTM D790, 6272, 7264\uff09 \u578b\u53f7\uff1aWTF-FL\uff08\u4e0d\u9508\u94a2\uff09 \u56fe1\uff1a\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u6d4b\u8bd5\u5939\u5177 \u8be5\u5f2f\u66f2\u6d4b\u8bd5\u5939\u5177\uff0c\u5982\u56fe1\u548c2\u6240\u793a\uff0c\u8bbe\u8ba1\u7528\u4e8e\u6d4b\u8bd5\u6750\u6599\u7684\u4e09\u70b9\u548c\u56db\u70b9\u5f2f\u66f2\u3002  \u57281997\u5e74\u4e4b\u524d\uff0c\u6709\u4e00\u4e2aASTM\u6807\u51c6\uff0c\u5373ASTM 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