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DIN931是什么标准

DIN931是什么标准

2025-03-14 17:56:16

推荐回答（1个）

回答1：

DIN 931是六角螺栓的标准，分量部分：

DIN 931-1: M1,6 to M39 hexagon head bolts - Product grades A and B

DIN 931-2: M42 to M160x6 hexagon head bolts - Product grade B

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