{"id":7404,"date":"2025-08-07T04:55:11","date_gmt":"2025-08-06T20:55:11","guid":{"rendered":"https:\/\/xzfastener.com\/?p=7404"},"modified":"2026-06-24T04:56:18","modified_gmt":"2026-06-23T20:56:18","slug":"how-to-read-bolt-head-markings-and-strength-grade-codes","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/zh\/how-to-read-bolt-head-markings-and-strength-grade-codes\/","title":{"rendered":"\u5982\u4f55\u9605\u8bfb\u87ba\u6813\u5934\u6807\u8bb0\u548c\u5f3a\u5ea6\u7b49\u7ea7\u4ee3\u7801"},"content":{"rendered":"<p>\u87ba\u6813\u5934\u6807\u8bb0\u548c\u5f3a\u5ea6\u7b49\u7ea7\u4ee3\u7801\u5728\u91c7\u8d2d\u8fc7\u7a0b\u4e2d\u7ecf\u5e38\u88ab\u5ffd\u89c6\uff0c\u4f46\u5b83\u4eec\u662f\u7d27\u56fa\u4ef6\u8d28\u91cf\u548c\u6027\u80fd\u6700\u91cd\u8981\u7684\u6807\u8bc6\u7b26\u4e4b\u4e00\u3002\u5728\u5b9e\u9645\u7684\u5de5\u4e1a\u5b9e\u8df5\u4e2d\uff0c\u8fd9\u4e9b\u6807\u8bb0\u544a\u8bc9\u60a8\u7684\u4e0d\u4ec5\u4ec5\u662f\u6570\u636e\u8868\uff0c\u5b83\u4eec\u8fd8\u63ed\u793a\u4e86\u5236\u9020\u5546\u7684\u6807\u51c6\u3001\u6750\u6599\u7b49\u7ea7\u548c\u673a\u68b0\u5f3a\u5ea6\u80fd\u529b\u3002<\/p>\n\n\n\n<p>\u6b63\u786e\u7684\u7406\u89e3\u6709\u52a9\u4e8e\u9632\u6b62\u9519\u8bef\u66ff\u6362\u3001\u4e0d\u5b89\u5168\u5b89\u88c5\u548c\u4e0d\u5339\u914d\u7684\u7ec4\u4ef6\u3002<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u6807\u51c6\u87ba\u6813\u3001\u87ba\u6bcd\u548c\u9ad8\u5f3a\u5ea6\u7d27\u56fa\u4ef6\uff0c\u4e70\u5bb6\u53ef\u4ee5\u67e5\u770b XZ Fastener \u7684 <a href=\"https:\/\/xzfastener.com\/zh\/products-category\/standard-fasteners\/\">\u6807\u51c6\u7d27\u56fa\u4ef6<\/a> \u548c <a href=\"https:\/\/xzfastener.com\/zh\/products-category\/high-strength-fasteners\/\">\u9ad8\u5f3a\u5ea6\u7d27\u56fa\u4ef6<\/a> \u9875\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e3a\u4ec0\u4e48\u87ba\u6813\u5934\u6807\u8bb0\u5f88\u91cd\u8981<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u8bc6\u522b\u800c\u975e\u88c5\u9970<\/h3>\n\n\n\n<p>\u87ba\u6813\u5934\u6807\u8bb0\u4e0d\u662f\u968f\u673a\u7b26\u53f7\u3002\u5b83\u4eec\u662f\u6807\u51c6\u5316\u6807\u8bc6\u7b26\uff0c\u7528\u4e8e\u786e\u8ba4\u7b26\u5408\u56fd\u9645\u6807\u51c6\uff0c\u4f8b\u5982ISO\u3001DIN\u3001ASTM\u6216\u7279\u5b9a\u5236\u9020\u5546\u7cfb\u7edf\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6807\u8bb0\u7c7b\u578b<\/th><th>\u542b\u4e49<\/th><\/tr><\/thead><tbody><tr><td>\u5236\u9020\u5546\u6807\u5fd7<\/td><td>\u8bc6\u522b\u751f\u4ea7\u6765\u6e90<\/td><\/tr><tr><td>\u5e74\u7ea7\u7f16\u53f7<\/td><td>\u8868\u793a\u5f3a\u5ea6\u7b49\u7ea7<\/td><\/tr><tr><td>\u6807\u51c6\u7b26\u53f7<\/td><td>\u786e\u8ba4\u5408\u89c4\u4f53\u7cfb<\/td><\/tr><tr><td>\u7279\u6b8a\u4ee3\u7801<\/td><td>\u53ef\u80fd\u8868\u660e\u6d82\u5c42\u6216\u5408\u91d1\u7c7b\u578b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5982\u679c\u6ca1\u6709\u6b63\u786e\u7684\u89e3\u91ca\uff0c\u87ba\u6813\u53ef\u80fd\u5728\u89c6\u89c9\u4e0a\u76f8\u540c\u4f46\u5728\u673a\u68b0\u4e0a\u5374\u622a\u7136\u4e0d\u540c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u516c\u5236\u5f3a\u5ea6\u7b49\u7ea7\u7cfb\u7edf<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5168\u7403\u6700\u5e38\u89c1\u7684\u5de5\u4e1a\u4f53\u7cfb<\/h3>\n\n\n\n<p>\u516c\u5236\u87ba\u6813\u901a\u5e38\u4f7f\u7528\u5c5e\u6027\u7b49\u7ea7\u6807\u8bb0\uff0c\u4f8b\u5982 4.6\u30018.8\u300110.9 \u548c 12.9\u3002\u8fd9\u4e9b\u6570\u5b57\u4ee3\u8868\u62c9\u4f38\u5f3a\u5ea6\u548c\u5c48\u670d\u5f3a\u5ea6\u7684\u5173\u7cfb\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Grade<\/th><th>\u542b\u4e49<\/th><th>\u5178\u578b\u7528\u9014<\/th><\/tr><\/thead><tbody><tr><td>4.6<\/td><td>\u5f3a\u5ea6\u4f4e<\/td><td>\u8f7b\u578b\u7ec4\u4ef6<\/td><\/tr><tr><td>8.8<\/td><td>\u4e2d\u9ad8\u5f3a\u5ea6<\/td><td>\u901a\u7528\u673a\u68b0\u548c\u7ed3\u6784<\/td><\/tr><tr><td>10.9<\/td><td>\u9ad8\u5f3a\u5ea6<\/td><td>\u91cd\u578b\u673a\u68b0\u548c\u627f\u91cd\u63a5\u5934<\/td><\/tr><tr><td>12.9<\/td><td>\u5f3a\u5ea6\u975e\u5e38\u9ad8<\/td><td>\u7cbe\u5bc6\u548c\u9ad8\u8d1f\u8f7d\u5e94\u7528<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5728\u4e00\u822c\u89e3\u91ca\u4e2d\uff0c\u7b2c\u4e00\u4e2a\u6570\u5b57\u8868\u793a\u6297\u62c9\u5f3a\u5ea6\u6c34\u5e73\uff0c\u7b2c\u4e8c\u4e2a\u6570\u5b57\u8868\u793a\u5c48\u5f3a\u6bd4\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u57fa\u4e8e\u82f1\u5bf8\u7684ASTM\u6807\u8bb0<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5e38\u89c1\u4e8e\u7ed3\u6784\u548c\u538b\u529b\u7cfb\u7edf<\/h3>\n\n\n\n<p>\u5728ASTM\u7cfb\u7edf\u4e2d\uff0c\u87ba\u6813\u901a\u5e38\u901a\u8fc7\u89c4\u683c\u4ee3\u7801\u800c\u4e0d\u662f\u5355\u72ec\u7684\u53ef\u89c1\u6570\u5b57\u7b49\u7ea7\u6765\u6807\u8bc6\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>ASTM\u6807\u8bb0<\/th><th>\u5178\u578b\u5e94\u7528<\/th><\/tr><\/thead><tbody><tr><td>A307<\/td><td>\u901a\u7528\u87ba\u6813<\/td><\/tr><tr><td>A325<\/td><td>\u94a2\u7ed3\u6784\u8fde\u63a5<\/td><\/tr><tr><td>A490<\/td><td>\u9ad8\u5f3a\u5ea6\u7ed3\u6784\u87ba\u6813<\/td><\/tr><tr><td>A193 B7<\/td><td>\u9ad8\u538b\u9ad8\u6e29\u53cc\u5934\u87ba\u6813<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5bf9\u4e8e\u8fd9\u4e9b\u5e94\u7528\u4e2d\u4f7f\u7528\u7684\u87ba\u7eb9\u7cfb\u7edf\uff0c\u4e70\u5bb6\u8fd8\u53ef\u4ee5\u53c2\u8003 XZ Fastener \u7684 <a href=\"https:\/\/xzfastener.com\/zh\/products-tag\/threaded-rod\/\">\u87ba\u7eb9\u6746<\/a> \u7c7b\u522b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5982\u4f55\u9605\u8bfb\u87ba\u6813\u5934\u4e0a\u7684\u6807\u8bb0<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u770b\u4e09\u4e2a\u5173\u952e\u8981\u7d20<\/h3>\n\n\n\n<p>\u5178\u578b\u7684\u87ba\u6813\u5934\u6807\u8bb0\u5305\u542b\u4e09\u5c42\u4fe1\u606f\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5236\u9020\u5546\u6807\u8bc6\u3002<\/li>\n\n\n\n<li>\u5f3a\u5ea6\u7b49\u7ea7\u6216\u89c4\u683c\u3002<\/li>\n\n\n\n<li>\u989d\u5916\u7684\u53ef\u8ffd\u6eaf\u6027\u6216\u6279\u6b21\u4ee3\u7801\u3002<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6807\u8bb0\u533a\u57df<\/th><th>\u68c0\u67e5\u4ec0\u4e48<\/th><\/tr><\/thead><tbody><tr><td>\u5934\u90e8\u4e2d\u5fc3<\/td><td>\u5f3a\u5ea6\u7b49\u7ea7\uff08\u4f8b\u5982\uff0c8.8\u300110.9\uff09<\/td><\/tr><tr><td>\u5468\u8fb9\u7b26\u53f7<\/td><td>\u5236\u9020\u5546 ID<\/td><\/tr><tr><td>\u9644\u52a0\u6807\u8bb0<\/td><td>\u7089\u53f7\u6216\u8ffd\u6eaf\u4ee3\u7801<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5728\u5b9e\u8df5\u4e2d\uff0c\u6807\u8bb0\u7f3a\u5931\u6216\u4e0d\u6e05\u6670\u662f\u8d28\u91cf\u63a7\u5236\u7684\u8b66\u544a\u4fe1\u53f7\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5e38\u89c1\u7684\u8bef\u89e3<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u91c7\u8d2d\u5c42\u9762\u53d1\u751f\u9519\u8bef<\/h3>\n\n\n\n<p>\u8be5\u9886\u57df\u7684\u8bb8\u591a\u7d27\u56fa\u4ef6\u95ee\u9898\u90fd\u6e90\u4e8e\u8bef\u8bfb\u6216\u5ffd\u7565\u5934\u90e8\u6807\u8bb0\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u9519\u8bef<\/th><th>\u98ce\u9669<\/th><\/tr><\/thead><tbody><tr><td>\u6df7\u6dc6 8.8 \u4e0e 8.0<\/td><td>\u5f3a\u5ea6\u9009\u62e9\u9519\u8bef<\/td><\/tr><tr><td>\u5047\u8bbe\u6240\u6709\u9ed1\u8272\u87ba\u6813\u90fd\u662f\u9ad8\u5f3a\u5ea6\u7684<\/td><td>\u6750\u6599\u5047\u8bbe\u4e0d\u6b63\u786e<\/td><\/tr><tr><td>\u5ffd\u7565\u5236\u9020\u5546 ID<\/td><td>\u53ef\u8ffd\u6eaf\u6027\u635f\u5931<\/td><\/tr><tr><td>\u6df7\u5408\u516c\u5236\u548cASTM\u7cfb\u7edf<\/td><td>\u517c\u5bb9\u5931\u8d25<\/td><\/tr><tr><td>\u5728\u5173\u952e\u63a5\u5934\u5904\u4f7f\u7528\u672a\u6807\u8bb0\u7684\u87ba\u6813<\/td><td>\u5b89\u5168\u98ce\u9669<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u6ca1\u6709\u6b63\u786e\u6807\u8bb0\u7684\u87ba\u6813\u4e0d\u5e94\u7528\u4e8e\u627f\u91cd\u6216\u5b89\u5168\u5173\u952e\u5e94\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5f3a\u5ea6\u4ee3\u7801\u4e0e\u5b9e\u9645\u6027\u80fd<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6807\u8bb0\u5e76\u4e0d\u662f\u6545\u4e8b\u7684\u5168\u90e8<\/h3>\n\n\n\n<p>\u5f3a\u5ea6\u7b49\u7ea7\u8868\u793a\u6807\u51c6\u6761\u4ef6\u4e0b\u7684\u9884\u671f\u673a\u68b0\u6027\u80fd\uff0c\u4f46\u5b9e\u9645\u6027\u80fd\u53d6\u51b3\u4e8e\u70ed\u5904\u7406\u3001\u6d82\u5c42\u3001\u87ba\u7eb9\u72b6\u51b5\u548c\u5b89\u88c5\u8d28\u91cf\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u56e0\u7d20<\/th><th>\u5bf9\u529b\u91cf\u7684\u5f71\u54cd<\/th><\/tr><\/thead><tbody><tr><td>\u70ed\u5904\u7406<\/td><td>\u786e\u5b9a\u5b9e\u9645\u673a\u68b0\u6027\u80fd<\/td><\/tr><tr><td>\u87ba\u7eb9\u8d28\u91cf<\/td><td>\u5f71\u54cd\u5e94\u529b\u96c6\u4e2d<\/td><\/tr><tr><td>\u6d82\u5c42\u539a\u5ea6<\/td><td>\u5f71\u54cd\u626d\u77e9-\u9884\u7d27\u529b\u5173\u7cfb<\/td><\/tr><tr><td>\u6da6\u6ed1<\/td><td>\u6539\u53d8\u6536\u7d27\u884c\u4e3a<\/td><\/tr><tr><td>\u5b89\u88c5\u65b9\u6cd5<\/td><td>\u5f71\u54cd\u9884\u8f7d\u4e00\u81f4\u6027<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5bf9\u4e8e\u9ad8\u5f3a\u5ea6\u5e94\u7528\uff0c\u4e70\u5bb6\u8fd8\u5e94\u8be5\u67e5\u770b XZ Fastener \u7684 <a href=\"https:\/\/xzfastener.com\/zh\/fastener-material\/carbon-steel\/\">\u78b3\u94a2\u7d27\u56fa\u4ef6<\/a> \u548c <a href=\"https:\/\/xzfastener.com\/zh\/fastener-material\/stainless-steel\/\">\u4e0d\u9508\u94a2\u7d27\u56fa\u4ef6<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5934\u90e8\u6807\u8bb0\u5982\u4f55\u652f\u6301\u8d28\u91cf\u63a7\u5236<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u5bf9\u4e8e\u68c0\u67e5\u548c\u53ef\u8ffd\u6eaf\u6027\u5f88\u6709\u7528<\/h3>\n\n\n\n<p>\u87ba\u6813\u5934\u6807\u8bb0\u7528\u4e8e\u8fdb\u8d27\u68c0\u9a8c\u3001\u4ed3\u5e93\u63a7\u5236\u548c\u73b0\u573a\u9a8c\u8bc1\u3002\u5b83\u4eec\u6709\u52a9\u4e8e\u786e\u4fdd\u5c06\u6b63\u786e\u7684\u7b49\u7ea7\u5b89\u88c5\u5728\u6b63\u786e\u7684\u4f4d\u7f6e\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u63a7\u5236\u9636\u6bb5<\/th><th>\u6807\u8bb0\u7684\u4f5c\u7528<\/th><\/tr><\/thead><tbody><tr><td>\u6765\u6599\u68c0\u9a8c<\/td><td>\u9a8c\u8bc1\u7b49\u7ea7\u548c\u4f9b\u5e94\u5546<\/td><\/tr><tr><td>\u4ed3\u5e93\u5206\u62e3<\/td><td>\u9632\u6b62\u7b49\u7ea7\u6df7\u5408<\/td><\/tr><tr><td>\u5b89\u88c5<\/td><td>\u786e\u8ba4\u6b63\u786e\u7684\u7d27\u56fa\u4ef6\u4f7f\u7528<\/td><\/tr><tr><td>\u7ef4\u62a4\u4fdd\u517b<\/td><td>\u8bc6\u522b\u66f4\u6362\u96f6\u4ef6<\/td><\/tr><tr><td>\u6545\u969c\u5206\u6790<\/td><td>\u8ffd\u6eaf\u751f\u4ea7\u6279\u6b21<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5728\u5de5\u4e1a\u9879\u76ee\u4e2d\uff0c\u5ba1\u8ba1\u548c\u5b89\u5168\u5408\u89c4\u6027\u901a\u5e38\u9700\u8981\u53ef\u8ffd\u6eaf\u6027\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6d82\u5c42\u548c\u6253\u6807\u76f8\u4e92\u4f5c\u7528<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u8868\u9762\u5149\u6d01\u5ea6\u4e0d\u5f97\u9690\u85cf\u6807\u8bc6<\/h3>\n\n\n\n<p>\u6709\u4e9b\u6d82\u5c42\u53ef\u80fd\u4f1a\u6a21\u7cca\u6807\u8bb0\u6216\u6539\u53d8\u89c6\u89c9\u53ef\u8bfb\u6027\u3002\u8fd9\u5bf9\u4e8e\u9540\u950c\u3001\u70ed\u6d78\u9540\u950c\u548c\u9ed1\u8272\u6c27\u5316\u8868\u9762\u5904\u7406\u5c24\u5176\u91cd\u8981\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6d82\u5c42\u7c7b\u578b<\/th><th>\u6807\u8bb0\u53ef\u89c1\u6027<\/th><\/tr><\/thead><tbody><tr><td>\u9540\u950c<\/td><td>\u5927\u4f53\u6e05\u6670<\/td><\/tr><tr><td>\u9ed1\u8272\u6c27\u5316<\/td><td>\u5bf9\u6bd4\u5ea6\u597d<\/td><\/tr><tr><td>\u70ed\u9540\u950c<\/td><td>\u53ef\u80fd\u4f1a\u964d\u4f4e\u80fd\u89c1\u5ea6<\/td><\/tr><tr><td>\u950c\u7247\u6d82\u5c42<\/td><td>\u53ef\u4ee5\u90e8\u5206\u8986\u76d6\u6807\u8bb0<\/td><\/tr><tr><td>\u6d82\u6f06\u87ba\u6813<\/td><td>\u7ecf\u5e38\u9700\u8981\u91cd\u65b0\u6807\u8bb0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5bf9\u4e8e\u6d82\u5c42\u7cfb\u7edf\uff0c\u8bf7\u53c2\u9605 XZ Fastener <a href=\"https:\/\/xzfastener.com\/zh\/products-category\/various-coated-fasteners\/\">\u5404\u79cd\u6d82\u5c42\u7d27\u56fa\u4ef6<\/a> \u548c <a href=\"https:\/\/xzfastener.com\/zh\/fastener-coating\/hot-dip-galvanizing\/\">\u70ed\u9540\u950c<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e70\u5bb6\u8be2\u4ef7\u6e05\u5355<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u8ba2\u8d2d\u524d\u786e\u4fdd\u6b63\u786e\u7684\u7b49\u7ea7\u6807\u8bc6<\/h3>\n\n\n\n<p>\u6b63\u786e\u7684RFQ\u5e94\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u87ba\u6813\u6807\u51c6\uff08ISO\u3001DIN\u3001ASTM\u7b49\uff09\u3002<\/li>\n\n\n\n<li>\u5f3a\u5ea6\u7b49\u7ea7\u8981\u6c42\uff088.8\u300110.9\u300112.9\u7b49\uff09\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u9700\u8981\uff0c\u5236\u9020\u5546\u6807\u8bb0\u8981\u6c42\u3002<\/li>\n\n\n\n<li>\u6750\u6599\u89c4\u683c\u3002<\/li>\n\n\n\n<li>\u6d82\u5c42\u7c7b\u578b\u548c\u539a\u5ea6\u3002<\/li>\n\n\n\n<li>\u53ef\u8ffd\u6eaf\u6027\u6216\u7089\u53f7\u8981\u6c42\u3002<\/li>\n\n\n\n<li>\u5e94\u7528\u7c7b\u578b\u548c\u8d1f\u8f7d\u6761\u4ef6\u3002<\/li>\n\n\n\n<li>\u68c0\u67e5\u548c\u8ba4\u8bc1\u8981\u6c42\u3002<\/li>\n\n\n\n<li>\u5305\u88c5\u548c\u6807\u7b7e\u8981\u6c42\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u5bf9\u4e8e\u5b9a\u5236\u6216\u57fa\u4e8e\u9879\u76ee\u7684\u7d27\u56fa\u4ef6\uff0c\u8bf7\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u53d1\u9001\u56fe\u7eb8\u548c\u6280\u672f\u8981\u6c42\uff1a <a href=\"https:\/\/xzfastener.com\/zh\/home\/contact-us\/\">XZ Fastener \u8054\u7cfb\u6211\u4eec<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6700\u7ec8\u63a8\u8350<\/h2>\n\n\n\n<p>\u87ba\u6813\u5934\u6807\u8bb0\u548c\u5f3a\u5ea6\u7b49\u7ea7\u4ee3\u7801\u662f\u8bc6\u522b\u7d27\u56fa\u4ef6\u6027\u80fd\u548c\u786e\u4fdd\u5b89\u5168\u9009\u62e9\u7684\u91cd\u8981\u5de5\u5177\u3002\u5b83\u4eec\u5e94\u4e0e\u6750\u6599\u3001\u6d82\u5c42\u548c\u5e94\u7528\u8981\u6c42\u4e00\u8d77\u9605\u8bfb\u3002<\/p>\n\n\n\n<p>\u6b63\u786e\u7684\u89e3\u91ca\u53ef\u4ee5\u9632\u6b62\u9519\u8bef\u66ff\u6362\uff0c\u63d0\u9ad8\u53ef\u8ffd\u6eaf\u6027\uff0c\u5e76\u786e\u4fdd\u5728\u5b9e\u9645\u5de5\u7a0b\u6761\u4ef6\u4e0b\u7684\u53ef\u9760\u6027\u80fd\u3002\u5bf9\u4e8e\u91c7\u8d2d\u56e2\u961f\u6765\u8bf4\uff0c\u4e86\u89e3\u8fd9\u4e9b\u6807\u8bb0\u4e0d\u662f\u53ef\u6709\u53ef\u65e0\u7684\u2014\u2014\u5b83\u662f\u4e00\u9879\u57fa\u672c\u7684\u8d28\u91cf\u63a7\u5236\u6280\u80fd\uff0c\u76f4\u63a5\u5f71\u54cd\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>Bolt head markings and strength grade codes are often overlooked during procurement, yet they are one of the most important identifiers for fastener quality and performance. In real industrial practice, these markings tell you more than a datasheet\u2014 they reveal the manufacturer\u2019s standard, material grade, and mechanical strength capability. A correct understanding helps prevent wrong [&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-7404","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\/7404","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=7404"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/posts\/7404\/revisions"}],"predecessor-version":[{"id":7405,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/posts\/7404\/revisions\/7405"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/media?parent=7404"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/categories?post=7404"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/tags?post=7404"}],"curies":[{"name":"\u53ef\u6e7f\u6027\u7c89\u5242","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}