Home / Standards / GB/T 1173-2013 GB/T 1173-2013 Active Casting aluminium alloy 铸造铝合金 Standard Type GBT ICS 77.120.10 CCS J31 Status 现行 Issue Date 2013-09-18 Implementation 2014-06-01 Responsible Dept 国家标准委 Drafting Unit N/A