Home / Standards / GB/T 38819-2020 GB/T 38819-2020 Active Technical requirements and assessment of green heat treatment 绿色热处理技术要求及评价 Standard Type GBT ICS 25.200 CCS J36 Status 现行 Issue Date 2020-06-02 Implementation 2021-01-01 Responsible Dept 国家标准委 Drafting Unit N/A