{"id":6998,"date":"2021-12-09T12:43:09","date_gmt":"2021-12-09T04:43:09","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6998"},"modified":"2026-06-23T12:44:52","modified_gmt":"2026-06-23T04:44:52","slug":"how-to-confirm-bolt-grade-with-suppliers-before-production","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/zh\/how-to-confirm-bolt-grade-with-suppliers-before-production\/","title":{"rendered":"\u751f\u4ea7\u524d\u5982\u4f55\u4e0e\u4f9b\u5e94\u5546\u786e\u8ba4\u87ba\u6813\u7b49\u7ea7"},"content":{"rendered":"

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\u7b49\u7ea7\u5236\u5ea6<\/th>\u901a\u7528\u7b49\u7ea7<\/th>\u5178\u578b\u6807\u51c6<\/th><\/tr><\/thead>
\u5ea6\u91cf\u5c5e\u6027\u7c7b\u522b<\/td>4.8, 8.8, 10.9, 12.9<\/td>ISO 898-1<\/td><\/tr>
SAE\u82f1\u5236\u87ba\u6813<\/td>2 \u7ea7\u30015 \u7ea7\u30018 \u7ea7<\/td>SAE J429<\/td><\/tr>
\u7ed3\u6784\u87ba\u6813<\/td>A325, A490<\/td>ASTM F3125<\/td><\/tr>
\u87ba\u67f1\/\u538b\u529b\u87ba\u6813<\/td>B7, L7, B8, B8M<\/td>ASTM A193 \/ A320<\/td><\/tr>
\u4e0d\u9508\u94a2\u87ba\u6813<\/td>A2-70, A4-70, A4-80<\/td>ISO 3506<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

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\u907f\u514d\u4f7f\u7528\u8bf8\u5982\u201cM16 \u9ad8\u5f3a\u5ea6\u87ba\u6813\u201d\u4e4b\u7c7b\u7684\u7b80\u77ed\u63cf\u8ff0\u3002\u4f7f\u7528\u5b8c\u6574\u7684\u6280\u672f\u8def\u7ebf\u3002<\/p>\n\n\n\n

\u5f31\u63cf\u8ff0<\/th>\u66f4\u597d\u7684\u63cf\u8ff0<\/th><\/tr><\/thead>
M16 \u87ba\u6813\uff0c\u9540\u950c<\/td>M16 x 60\uff0cISO 4017\uff0c8.8 \u7ea7\uff0c\u9540\u950c<\/td><\/tr>
8 \u7ea7\u87ba\u6813<\/td>1\/2″-13 UNC x 2″\u3001SAE J429 \u7ea7 8\uff0c\u666e\u901a\u8868\u9762\u5904\u7406<\/td><\/tr>
B7 \u87ba\u67f1<\/td>ASTM A193 B7 \u53cc\u5934\u87ba\u6813\uff0c3\/4″-10 UNC x 6″\uff0c\u5e26ASTM A194 2H \u87ba\u6bcd<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

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\u5411\u4f9b\u5e94\u5546\u7d22\u53d6\u7b49\u7ea7\u8bc1\u636e<\/h2>\n\n\n\n

\u751f\u4ea7\u524d\u68c0\u67e5\u6587\u4ef6<\/h3>\n\n\n\n

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    \n
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  4. \u5934\u90e8\u6807\u8bb0\u6216\u8bc6\u522b\u65b9\u6cd5\u3002<\/li>\n\n\n\n
  5. \u87ba\u6bcd\u548c\u57ab\u5708\u7684\u5339\u914d\u8981\u6c42\u3002<\/li>\n\n\n\n
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    \u786e\u8ba4\u673a\u68b0\u8981\u6c42<\/h2>\n\n\n\n

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    \u76d6\u5370\u7684\u5934\u90e8\u6807\u8bb0\u5f88\u6709\u7528\uff0c\u4f46\u5b83\u672c\u8eab\u8fd8\u4e0d\u591f\u3002\u4f9b\u5e94\u5546\u5fc5\u987b\u6ee1\u8db3\u6240\u9700\u7684\u673a\u68b0\u6027\u80fd\u3002<\/p>\n\n\n\n

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    \u62c9\u4f38\u5f3a\u5ea6<\/td>\u786e\u8ba4\u6700\u5927\u8d1f\u8f7d\u80fd\u529b<\/td><\/tr>
    \u5c48\u670d\u6216\u9a8c\u8bc1\u8f7d\u8377<\/td>\u786e\u8ba4\u5939\u7d27\u6027\u80fd<\/td><\/tr>
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    \u8131\u78b3\u68c0\u67e5<\/td>\u5bf9\u4e8e\u9ad8\u5f3a\u5ea6\u87ba\u6813\u5f88\u91cd\u8981<\/td><\/tr>
    \u87ba\u7eb9\u91cf\u89c4\u68c0\u67e5<\/td>\u786e\u8ba4\u88c5\u914d\u914d\u5408<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

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      \n
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      Bolt grade must be confirmed before production, not after shipment. Once steel is cut, heat treated, coated, and packed, correcting a wrong grade becomes expensive and slow. For buyers, the main risk is unclear wording. \u201cHigh tensile bolt\u201d or \u201cGrade 8 bolt\u201d can mean different things in different markets. A reliable order starts with one […]<\/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-6998","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\/6998","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=6998"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/posts\/6998\/revisions"}],"predecessor-version":[{"id":6999,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/posts\/6998\/revisions\/6999"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/media?parent=6998"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/categories?post=6998"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/zh\/wp-json\/wp\/v2\/tags?post=6998"}],"curies":[{"name":"\u53ef\u6e7f\u6027\u7c89\u5242","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}