Home / Standards / GB/T 4346.1-2002 GB/T 4346.1-2002 Abolished Self-centring manually-operated chucks for machine tools--Part 1:Dimensions and specifications 机床用手动自定心卡盘 第1部分:参数和技术要求 Standard Type GBT ICS 25.060.20 CCS J52 Status 废止 Issue Date 2002-09-13 Implementation 2003-04-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A