Home / Standards / GB/T 37435-2019 GB/T 37435-2019 Active Cooling technical requirements of heat treatment 热处理冷却技术要求 Standard Type GBT ICS 25.200 CCS J36 Status 现行 Issue Date 2019-05-10 Implementation 2019-12-01 Responsible Dept 国家标准委 Drafting Unit N/A