Chinese Standard: GB/T 21949.1-2008

CNC universal tool milling machines—Part 1:Testing of the accuracy

全国金属切削机床标准化技术委员会(SAC/TC 22)

GB/T 21949的本部分规定了数控万能工具铣床的几何精度、定位精度和工作精度检验的要求及检验方法。
本部分适用于水平（万能、数控回转）工作台面宽度200 mm～630 mm一般用途的普通级和精密级精度的数控万能工具铣床。

This standard is the original Chinese electronic standard.
If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.
After you successfully purchase, we will send the electronic version of this standard to your email address