Home / Standards / GB/T 13587-2020 GB/T 13587-2020 Active Scraps of copper and copper alloy 铜及铜合金废料 Standard Type GBT ICS 77.150.30 CCS H62 Status 现行 Issue Date 2020-09-29 Implementation 2021-08-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A