{"id":6648,"date":"2025-02-20T12:04:46","date_gmt":"2025-02-20T04:04:46","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6648"},"modified":"2026-06-18T12:05:52","modified_gmt":"2026-06-18T04:05:52","slug":"8-8-10-9-and-12-9-bolts-mechanical-properties-comparison","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/zh\/8-8-10-9-and-12-9-bolts-mechanical-properties-comparison\/","title":{"rendered":"8.8\u300110.9 \u548c 12.9 \u87ba\u6813\uff1a\u673a\u68b0\u6027\u80fd\u6bd4\u8f83"},"content":{"rendered":"<p>\u5728\u65e5\u5e38\u68c0\u67e5\u5de5\u4f5c\u4e2d\uff0c8.8\u300110.9\u300112.9\u87ba\u6813\u7ecf\u5e38\u653e\u5728\u540c\u4e00\u5f20\u684c\u5b50\u4e0a\u8fdb\u884c\u6bd4\u8f83\u3002\u5b83\u4eec\u7ecf\u8fc7\u9540\u950c\u6216\u9ed1\u8272\u6c27\u5316\u5904\u7406\u540e\u53ef\u80fd\u770b\u8d77\u6765\u5f88\u76f8\u4f3c\uff0c\u4f46\u5b83\u4eec\u7684\u673a\u68b0\u6027\u80fd\u5374\u6709\u5f88\u5927\u4e0d\u540c\u3002<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u4e70\u5bb6\u6765\u8bf4\uff0c\u5173\u952e\u70b9\u5f88\u7b80\u5355\uff1a\u4e0d\u8981\u4ec5\u6839\u636e\u4ef7\u683c\u6216\u5916\u89c2\u6765\u9009\u62e9\u87ba\u6813\u7b49\u7ea7\u3002\u724c\u53f7\u4f1a\u5f71\u54cd\u62c9\u4f38\u5f3a\u5ea6\u3001\u5c48\u670d\u5f3a\u5ea6\u3001\u786c\u5ea6\u3001\u7d27\u56fa\u884c\u4e3a\u548c\u5931\u6548\u98ce\u9669\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6570\u5b57\u7684\u542b\u4e49<\/h2>\n\n\n\n<p>\u516c\u5236\u87ba\u6813\u5c5e\u6027\u7c7b\u9075\u5faa\u6e05\u6670\u7684\u903b\u8f91\u3002<\/p>\n\n\n\n<p>\u7b2c\u4e00\u4e2a\u6570\u5b57\u4e0e\u6807\u79f0\u62c9\u4f38\u5f3a\u5ea6\u6709\u5173\u3002\u7b2c\u4e8c\u4e2a\u6570\u5b57\u663e\u793a\u5c48\u670d\u5f3a\u5ea6\u548c\u62c9\u4f38\u5f3a\u5ea6\u4e4b\u95f4\u7684\u6bd4\u7387\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c8.8 \u7ea7\u8868\u793a\u6807\u79f0\u6297\u62c9\u5f3a\u5ea6\u7ea6\u4e3a 800 MPa\uff0c\u5c48\u5f3a\u6bd4\u7ea6\u4e3a 80%\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u87ba\u6813\u7b49\u7ea7<\/th><th>\u6807\u79f0\u62c9\u4f38\u5f3a\u5ea6<\/th><th>\u5927\u7ea6\u3002\u5c48\u670d\u5f3a\u5ea6<\/th><th>\u5e38\u7528<\/th><\/tr><\/thead><tbody><tr><td>8.8<\/td><td>800 MPa<\/td><td>640 MPa<\/td><td>\u901a\u7528\u673a\u68b0\u3001\u94a2\u7ed3\u6784\u3001\u652f\u67b6<\/td><\/tr><tr><td>10.9<\/td><td>1000 MPa<\/td><td>900 MPa<\/td><td>\u91cd\u578b\u8bbe\u5907\u3001\u6c7d\u8f66\u3001\u9ad8\u8d1f\u8f7d\u63a5\u5934<\/td><\/tr><tr><td>12.9<\/td><td>1200 MPa<\/td><td>1080 MPa<\/td><td>\u9ad8\u5e94\u529b\u7ec4\u4ef6\u3001\u7cbe\u5bc6\u673a\u68b0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u4e70\u5bb6\u53ef\u4ee5\u6bd4\u8f83\u53ef\u7528 <a href=\"https:\/\/xzfastener.com\/zh\/products-category\/high-strength-fasteners\/\">\u9ad8\u5f3a\u5ea6\u7d27\u56fa\u4ef6<\/a> \u9009\u62e9\u7528\u4e8e\u627f\u91cd\u5e94\u7528\u7684\u87ba\u6813\u65f6\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">8.8 \u7ea7\u87ba\u6813<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5b9e\u9645\u4f7f\u7528<\/h3>\n\n\n\n<p>8.8 \u7ea7\u87ba\u6813\u5728\u5de5\u4e1a\u88c5\u914d\u4e2d\u5f88\u5e38\u89c1\u3002\u5b83\u4eec\u5177\u6709\u826f\u597d\u7684\u5f3a\u5ea6\u3001\u5408\u7406\u7684\u6210\u672c\u548c\u7a33\u5b9a\u7684\u53ef\u7528\u6027\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u7ecf\u5e38\u770b\u5230\u5b83\u4eec\u7528\u4e8e\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u673a\u68b0\u6846\u67b6<\/li>\n\n\n\n<li>\u5efa\u7b51\u94a2\u7ed3\u6784<\/li>\n\n\n\n<li>\u88c5\u5907\u57fa\u5730<\/li>\n\n\n\n<li>\u901a\u7528\u7ed3\u6784\u652f\u67b6<\/li>\n\n\n\n<li>\u519c\u4e1a\u548c\u5de5\u4e1a\u8bbe\u5907<\/li>\n<\/ul>\n\n\n\n<p>\u5bf9\u4e8e\u6807\u51c6\u4f9b\u5e94\uff0c\u4e70\u5bb6\u53ef\u4ee5\u68c0\u67e5 <a href=\"https:\/\/xzfastener.com\/zh\/products-category\/standard-fasteners\/\">\u6807\u51c6\u7d27\u56fa\u4ef6<\/a> \u5e76\u786e\u8ba4\u51c6\u786e\u7684DIN\u3001ISO\u6216\u56fe\u7eb8\u8981\u6c42\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">10.9 \u7ea7\u87ba\u6813<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u66f4\u9ad8\u7684\u5f3a\u5ea6\uff0c\u66f4\u591a\u7684\u63a7\u5236<\/h3>\n\n\n\n<p>10.9 \u7ea7\u87ba\u6813\u7684\u5f3a\u5ea6\u9ad8\u4e8e8.8 \u7ea7\u87ba\u6813\u3002\u5f53\u63a5\u5934\u9700\u8981\u66f4\u5f3a\u7684\u5939\u7d27\u529b\u6216\u66f4\u597d\u7684\u8d1f\u8f7d\u80fd\u529b\u65f6\uff0c\u5b83\u4eec\u975e\u5e38\u6709\u7528\u3002<\/p>\n\n\n\n<p>\u4f46\u66f4\u9ad8\u7684\u5f3a\u5ea6\u4e5f\u610f\u5473\u7740\u66f4\u4e25\u683c\u7684\u63a7\u5236\u3002\u70ed\u5904\u7406\u3001\u786c\u5ea6\u3001\u87ba\u7eb9\u8d28\u91cf\u3001\u57ab\u5708\u786c\u5ea6\u548c\u626d\u77e9\u65b9\u6cd5\u53d8\u5f97\u66f4\u52a0\u91cd\u8981\u3002<\/p>\n\n\n\n<p>\u5e38\u89c1\u9519\u8bef\u5305\u62ec\u5728 10.9 \u87ba\u6813\u4e0a\u4f7f\u7528\u8f6f\u57ab\u5708\u6216\u4f4e\u7ea7\u87ba\u6bcd\u3002\u8fd9\u524a\u5f31\u4e86\u6574\u4e2a\u88c5\u914d\u4f53\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">12.9 \u7ea7\u87ba\u6813<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u575a\u5f3a\u4f46\u4e0d\u90a3\u4e48\u5bbd\u5bb9<\/h3>\n\n\n\n<p>12.9\u7ea7\u87ba\u6813\u662f\u9ad8\u5f3a\u5ea6\u7d27\u56fa\u4ef6\u3002\u5b83\u4eec\u901a\u5e38\u7528\u4e8e\u7a7a\u95f4\u6709\u9650\u4e14\u5f3a\u5ea6\u8981\u6c42\u9ad8\u7684\u7d27\u51d1\u578b\u9ad8\u8d1f\u8f7d\u7ec4\u4ef6\u3002<\/p>\n\n\n\n<p>\u4ed6\u4eec\u4e0d\u5e94\u8be5\u88ab\u968f\u610f\u9009\u62e9\u3002\u8fc7\u5ea6\u62e7\u7d27\u3001\u6d82\u5c42\u9009\u62e9\u4e0d\u5f53\u3001\u6c22\u8106\u98ce\u9669\u6216\u9519\u8bef\u5b89\u88c5\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4e25\u91cd\u6545\u969c\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u9700\u8981\u8868\u9762\u4fdd\u62a4\uff0c\u8bf7\u67e5\u770b <a href=\"https:\/\/xzfastener.com\/zh\/products-category\/various-coated-fasteners\/\">\u5404\u79cd\u6d82\u5c42\u7d27\u56fa\u4ef6<\/a> \u5e76\u786e\u8ba4\u6d82\u5c42\u662f\u5426\u9002\u7528\u4e8e\u9ad8\u5f3a\u5ea6\u87ba\u6813\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e70\u5bb6\u9009\u62e9\u6e05\u5355<\/h2>\n\n\n\n<p>\u5728\u53d1\u51fa\u8be2\u4ef7\u4e4b\u524d\uff0c\u8bf7\u786e\u8ba4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u87ba\u6813\u6807\u51c6\uff1aDIN\u3001ISO\u3001ASTM\uff0c\u6216\u56fe\u7eb8<\/li>\n\n\n\n<li>\u724c\u53f7\uff1a8.8\u300110.9 \u6216 12.9<\/li>\n\n\n\n<li>\u5c3a\u5bf8\u3001\u957f\u5ea6\u3001\u87ba\u8ddd\u548c\u87ba\u7eb9\u957f\u5ea6<\/li>\n\n\n\n<li>\u87ba\u6bcd\u7b49\u7ea7\u548c\u57ab\u5708\u786c\u5ea6<\/li>\n\n\n\n<li>\u8868\u9762\u5149\u6d01\u5ea6\u548c\u8150\u8680\u8981\u6c42<\/li>\n\n\n\n<li>\u626d\u77e9\u6216\u9884\u7d27\u529b\u8981\u6c42<\/li>\n\n\n\n<li>\u68c0\u9a8c\u6587\u4ef6\u548c\u6d4b\u8bd5\u62a5\u544a<\/li>\n<\/ol>\n\n\n\n<p>\u5bf9\u4e8e\u975e\u6807\u51c6\u5c3a\u5bf8\u6216\u7279\u6b8a\u87ba\u7eb9\u957f\u5ea6\uff0c\u8bf7\u4f7f\u7528 <a href=\"https:\/\/xzfastener.com\/zh\/products-category\/custom-non-standard-fasteners\/\">\u5b9a\u5236\u975e\u6807\u7d27\u56fa\u4ef6<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6700\u7ec8\u5efa\u8bae<\/h2>\n\n\n\n<p>8.8 \u87ba\u6813\u9002\u7528\u4e8e\u8bb8\u591a\u5de5\u4e1a\u4f5c\u4e1a\u3002 10.9 \u87ba\u6813\u9002\u5408\u66f4\u9ad8\u8d1f\u8f7d\u7684\u7ec4\u4ef6\u3002 12.9 \u87ba\u6813\u5e94\u7528\u4e8e\u8bbe\u8ba1\u786e\u5b9e\u9700\u8981\u9ad8\u5f3a\u5ea6\u548c\u4e25\u683c\u5b89\u88c5\u63a7\u5236\u7684\u5730\u65b9\u3002<\/p>\n\n\n\n<p>\u66f4\u5f3a\u7684\u87ba\u6813\u5e76\u4e0d\u603b\u662f\u66f4\u5b89\u5168\u7684\u87ba\u6813\u3002\u6b63\u786e\u7684\u9009\u62e9\u53d6\u51b3\u4e8e\u6574\u4e2a\u63a5\u5934\uff0c\u800c\u4e0d\u4ec5\u4ec5\u662f\u87ba\u6813\u7b49\u7ea7\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>In daily inspection work, 8.8, 10.9, and 12.9 bolts are often placed on the same table for comparison. They may look similar after zinc plating or black oxide treatment, but their mechanical properties are very different. For buyers, the key point is simple: do not choose bolt grade only by price or appearance. Grade affects [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[479],"tags":[504],"class_list":["post-6648","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-strength-grades-mechanical-properties"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/posts\/6648","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/comments?post=6648"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/posts\/6648\/revisions"}],"predecessor-version":[{"id":6649,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/posts\/6648\/revisions\/6649"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/media?parent=6648"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/categories?post=6648"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/tags?post=6648"}],"curies":[{"name":"\u53ef\u6e7f\u6027\u7c89\u5242","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}