Home / Standards / GB/T 2492-2017 GB/T 2492-2017 Active Bonded abrasive products—Permissible unbalances of grinding wheels as delivered—Testing 固结磨具 交付砂轮允许的不平衡量 测量 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