Home / Standards / GB/T 17731-2015 GB/T 17731-2015 Active Magnesium alloy sacrificial anode 镁合金牺牲阳极 Standard Type GBT ICS 77.150.20 CCS H61 Status 现行 Issue Date 2015-09-11 Implementation 2016-04-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A