Home / Standards / GB/T 7998 GB/T 7998 Active Method for evaluating the susceptibility to intergranular corrosion of aluminum alloys 铝合金晶间腐蚀敏感性评价方法 Standard Type GBT ICS 77.040.30 CCS H25 Status 现行 Issue Date 2023-05-23 Implementation 2023-12-01 Responsible Dept 中国有色金属工业协会 Drafting Unit 中国有色金属工业协会