Home / Standards / GB/T 15159-2008 GB/T 15159-2008 Abolished Composite material strips of precious metals and their alloys 贵金属及其合金复合带材 Standard Type GBT ICS 77.120.99 CCS H68 Status 废止 Issue Date 2008-03-31 Implementation 2008-09-01 Responsible Dept 中国有色金属工业协会 Drafting Unit 中国有色金属工业协会