Home / Standards / GB/T 35477-2017 GB/T 35477-2017 Active Superabrasive—Synthetic diamond micropowders 超硬磨料 人造金刚石微粉 Standard Type GBT ICS 25.100.70 CCS J43 Status 现行 Issue Date 2017-12-29 Implementation 2018-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A