回归时间对2024铝合金的组织和耐蚀性能的影响
廖鸿宇, 贾咏馨, 苏睿明, 李广龙, 曲迎东, 李荣德

Effect of Retrogression Times on Microstructure and Corrosion Resistance of 2024 Aluminum Alloy
LIAO Hongyu, JIA Yongxin, SU Ruiming, LI Guanglong, QU Yingdong, LI Rongde
表3 不同热处理后合金的IGC深度
Table 3 IGC depth of the alloy with different heat treatments
SamplePRRA1RRA2RRA3RRA4RRA5
IGC depth / μm228.2161.498.5139.9237.4252.6