Home / Standards / GB/T 5104-2008 GB/T 5104-2008 Active The basic types and dimensions of hobs for involute splines 渐开线花键滚刀 基本型式和尺寸 Standard Type GBT ICS 25.100.20 CCS J41 Status 现行 Issue Date 2008-08-28 Implementation 2009-03-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A