Home / Standards / GB/T 6468-2010 GB/T 6468-2010 Active The helix artifact of gear 齿轮螺旋线样板 Standard Type GBT ICS 17.040.30 CCS J42 Status 现行 Issue Date 2011-01-10 Implementation 2011-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit 中国机械工业联合会