Home / Standards / GB/T 34505-2017 GB/T 34505-2017 Active Copper and copper alloy materials—Tensile testing at room temperature 铜及铜合金材料 室温拉伸试验方法 Standard Type GBT ICS 77.040.10 CCS H22 Status 现行 Issue Date 2017-10-14 Implementation 2018-05-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A