Home / Standards / GB/T 11086-1989 GB/T 11086-1989 Abolished Copper and copper alloys--Terms and definitions 铜及铜合金术语 Standard Type GBT ICS 77.120.30 CCS H62 Status 废止 Issue Date 1989-03-31 Implementation 1990-03-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A