Home / Standards / GB/T 6476-2021 GB/T 6476-2021 Active Surface grinding machines with vertical grinding wheel spindle and reciprocating table—Testing of the accuracy 立轴矩台平面磨床 精度检验 Standard Type GBT ICS 25.080.50 CCS J55 Status 现行 Issue Date 2021-12-31 Implementation 2022-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A