Home / Standards / GB/T 6409.2-1996 GB/T 6409.2-1996 Abolished Abrasive products--Diamond or cubic boron nitride grinding tools--Form and dimensions 超硬磨料制品 金刚石或立方氮化硼磨具 形状和尺寸 Standard Type GBT ICS 25.100.70 CCS J43 Status 废止 Issue Date 1996-07-05 Implementation 1997-02-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A