Home / Standards / GB/T 38715-2020 GB/T 38715-2020 Active High strength magnesium alloy bars 高强度镁合金棒材 Standard Type GBT ICS 77.150.20 CCS H61 Status 现行 Issue Date 2020-03-31 Implementation 2021-02-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A