Home / Standards / GB/T 6892-2023 GB/T 6892-2023 Active Wrought aluminium and aluminium alloys extruded profiles for general engineering 一般工业用铝及铝合金挤压型材 Standard Type GBT ICS 77.150.10 CCS H 61 Status 现行 Issue Date 2023-09-07 Implementation 2024-04-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A