Home / Standards / GB/T 10919 GB/T 10919 Active Gauges for straight-sided splines 矩形花键量规 Standard Type GBT ICS 17.040.30 CCS J42 Status 现行 Issue Date 2021-10-11 Implementation 2022-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit 中国机械工业联合会