Home / Standards / GB/T 38804-2020 GB/T 38804-2020 Active Test method for oxidation of metallic materials exposed in high-temperature steam 金属材料高温蒸汽氧化试验方法 Standard Type GBT ICS 77.040.99 CCS H21 Status 现行 Issue Date 2020-06-02 Implementation 2021-01-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A