China 'GB/T 31396.3-2020
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 31396.3-2020
Machine tools—Dimensions and geometric tests for self-centring chucks with two-piece jaws—Part 3:Power-operated chucks with serrated jaws 机床 分离爪自定心卡盘尺寸和几何精度检验 第3部分：梳齿配合型动力卡盘
Issued Date:2020-04-28
Implemented Date:2020-11-01
Issued by:
The Standardization Administration of the People's Republic of China
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