Home / Standards / GB/T 39140.1-2020 GB/T 39140.1-2020 Active Clamping flanges for diamond circular saw blade—Part 1:Stone processing 金刚石圆锯片用夹紧卡盘 第1部分:石材加工 Standard Type GBT ICS 25.100.70 CCS J43 Status 现行 Issue Date 2020-10-11 Implementation 2021-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A