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机械制图公差表
更新时间: 2020-08-17 00:00:00  

公差表在国家标准中,公差与配合方面有标准公差数值表。轴的基本偏差数值表和孔的基本偏差数值表等三张最常用的表格,所有孔、轴的上、下偏差均是根据这三张表格计算得出。三张表格不仅适用于光滑圆柱配合,包括其他表面或结构的尺寸公差,以及由其组成的配合。对圆柱是指直径,对键宽与键槽宽指的是宽度,这时键宽相当于轴,键槽宽相当于孔。

关键词: 机械 制图 公差

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