Home / Standards / GB/T 27675-2011 GB/T 27675-2011 Active Designation system for aluminium and aluminium alloys composite sheets, strips and foils 铝及铝合金复合板、带、箔材牌号表示方法 Standard Type GBT ICS 77.150.10 CCS H60 Status 现行 Issue Date 2011-12-30 Implementation 2012-10-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A