Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
QB/T 2267-2015 |
Limits and fits for Timekeeping instruments. Standard tolerance value of inserted middle tolerance grade for nominal size up to 18 mm 计时仪器用极限与配合 公称尺寸至18 mm插入中间公差等级的标准公差数值 |
China Light Industry
Standards Timekeeping instruments |
![]() English PDF |
QB/T 2266-2012 |
Tolerance zones and fits for holes and shafts size up to 1mm for Timekeeping instruments 计时仪器用极限与配合 尺寸至1mm孔、轴公差带与配合 |
China Light Industry
Standards Timekeeping instruments |
![]() English PDF |
QB/T 2899-2007 |
Timekeeping instruments. Conditions for carrying out checks 计时仪器 辐射发光涂层检验条件 |
China Light Industry
Standards Timekeeping instruments |
![]() English PDF |
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