Home / Standards / GB/T 26494 GB/T 26494 Active Aluminium alloy extruded profiles used for railway vehicle structures 轨道交通车辆结构用铝合金挤压型材 Standard Type GBT ICS 77.150.10 CCS H61 Status 现行 Issue Date 2023-12-28 Implementation 2024-07-01 Responsible Dept 中国有色金属工业协会 Drafting Unit 中国有色金属工业协会