Home / Standards / GB/T 38786-2020 GB/T 38786-2020 Active Testing method for cleanliness of magnesium and magnesium alloy ingots 镁及镁合金铸锭纯净度检验方法 Standard Type GBT ICS 77.040.99 CCS H21 Status 现行 Issue Date 2020-06-02 Implementation 2021-05-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A