5083铝合金与30CrMnSiA钢在不同Cl-浓度中电偶腐蚀行为的研究

刘泉兵, 刘宗德, 郭胜洋, 肖毅

Galvanic Corrosion Behavior of 5083 Al-alloy and 30CrMnSiA Steel in NaCl solutions

LIU Quanbing, LIU Zongde, GUO Shengyang, XIAO Yi

图3 5083铝合金和30CrMnSiA钢在不同Cl-浓度溶液中浸泡15 d后的腐蚀形貌

Fig.3 SEM surface morphologies of 5083Al-alloy (a~d) and 30CrMnSiA steel in the couple (e~h) after 15 d immersion in NaCl solutions with the Cl- concentrations of 0.05 mol/L (a, e); 0.1 mol/L (b, f); 0.6 mol/L (c, g) and 0.85 mol/L (d, h)