Home / Standards / GB/T 15530.8-1995 GB/T 15530.8-1995 Active Specifications for copper alloy and composite flanges 铜合金及复合法兰 技术条件 Standard Type GBT ICS 23.040.60 CCS J15 Status 现行 Issue Date 1995-04-02 Implementation 1996-01-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A