Home / Standards / GB/T 8891-2013 GB/T 8891-2013 Abolished Tube of copper and copper alloy for heat radiator 铜及铜合金散热管 Standard Type GBT ICS 77.150.30 CCS H62 Status 废止 Issue Date 2013-12-17 Implementation 2014-09-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A