Home / Standards / GB/T 21181-2007 GB/T 21181-2007 Abolished Secondarily lead and lead alloy ingots 再生铅及铅合金锭 Standard Type GBT ICS 77.150.60 CCS H69 Status 废止 Issue Date 2007-11-23 Implementation 2008-06-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A