Home / Standards / GB/T 5237.1-2008 GB/T 5237.1-2008 Abolished Wrought aluminium alloy extruded profiles for architecture - Part 1: Mill finish profiles 铝合金建筑型材 第1部分:基材 Standard Type GBT ICS 77.150.10 CCS H61 Status 废止 Issue Date 2008-08-28 Implementation 2009-09-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A