EIS研究7050铝合金在NaCl溶液空蚀作用下的界面状态与腐蚀机制

夏大海, 潘成成, 郭玉杰, 胡文彬, TRIBOLLET Bernard

Electrochemical Impedance Spectroscopy Analysis on Interface State and Corrosion Mechanism of 7050 Al-alloy Subjected to Cavitation Erosion in NaCl Solution

XIA Da-Hai, PAN Chengcheng, GUO Yujie, HU Wenbin, TRIBOLLET Bernard

图4 7050铝合金在3.5%NaCl溶液中空蚀条件下的电化学阻抗谱测试结果

Fig.4 EIS results of 7050 Al-alloy under natural imm-ersion and cavitation erosion corrosion conditi-ons in 3.5%NaCl solution: (a) Nyquist plots (b) Bode plots