Home / Standards / GB/T 14846-2014 GB/T 14846-2014 Active Tolerances on dimensions and form of aluminium and aluminium alloy extruded profiles 铝及铝合金挤压型材尺寸偏差 Standard Type GBT ICS 77.150.10 CCS H61 Status 现行 Issue Date 2014-12-05 Implementation 2015-05-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A