Home / Standards / GB/T 29503-2013 GB/T 29503-2013 Abolished aluminium alloy stretched plates 铝合金预拉伸板 Standard Type GBT ICS 77.150.10 CCS H61 Status 废止 Issue Date 2013-05-09 Implementation 2014-02-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A