Home / Standards / GB/T 43146-2023 GB/T 43146-2023 Active Bevel and hypoid gear geometry 锥齿轮和准双曲面齿轮几何学 Standard Type GBT ICS 21.200 CCS J17 Status 现行 Issue Date 2023-09-07 Implementation 2024-04-01 Responsible Dept 国家标准委 Drafting Unit N/A