Home / Standards / GB/T 33141-2016 GB/T 33141-2016 Active Magnesium lithium alloys ingots 镁锂合金铸锭 Standard Type GBT ICS 77.120.20 CCS H60 Status 现行 Issue Date 2016-10-13 Implementation 2017-09-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A