Home / Standards / GB/T 11365-2019 GB/T 11365-2019 Active Bevel gears—ISO system of accuracy 锥齿轮 精度制 Standard Type GBT ICS 21.200 CCS J17 Status 现行 Issue Date 2019-10-18 Implementation 2020-05-01 Responsible Dept 国家标准委 Drafting Unit N/A