Home / Standards / GB/T 33230-2016 GB/T 33230-2016 Active Aluminum and aluminum alloy micro-multiport profiles 铝及铝合金多孔微通道扁管型材 Standard Type GBT ICS 77.150.10 CCS H61 Status 现行 Issue Date 2016-12-13 Implementation 2017-07-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A