AZ91D镁合金和2002铝合金在0.5 mg/L NaCl溶液中的电偶腐蚀行为研究

刘泽琪, 何潇潇, 祁康, 黄华良

Galvanic Corrosion Behavior for Galvanic Couple of AZ91D Mg-alloy/2002 Al-alloy in 0.5 mg/L NaCl Solution

LIU Zeqi, HE Xiaoxiao, QI Kang, HUANG Hualiang

图3 未耦合和耦合后再断开条件下AZ91D镁合金与2002铝合金在30 ℃,0.5 mg/L NaCl溶液中浸泡24 h后的电化学阻抗谱

Fig.3 Nyquist (a, c) and Bode (b, d) diagrams of AZ91D Mg-alloy (a,b) and 2002 Al-alloy (c, d) immersed in 0.5 mg/L NaCl solution at 30 ℃ for 24 h under the conditions of uncoupling and uncoupling after coupling