Home / Standards / GB/T 32253-2015 GB/T 32253-2015 Active Precision hot forging of straight bevel gear—Structural design specification 直齿锥齿轮精密热锻件 结构设计规范 Standard Type GBT ICS 77.140.85 CCS J32 Status 现行 Issue Date 2015-12-10 Implementation 2016-07-01 Responsible Dept 国家标准委 Drafting Unit N/A