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

表2 在不同Cl-浓度溶液中浸泡15 d后的电偶对中铝合金腐蚀区域的EDS分析结果

Table 2 EDS analysis results of the corrosion products formed on 5083Al-alloy in the couple after 15 d immersion in the NaCl solutions with different concentrations (mass fraction / %)

Concentration / mol/L Mg Al Cl 0.05 1.48 67.67 2.77 0.1 0.11 43.80 1.85 0.6 --- 48.23 8.02 0.85 --- 54.53 4.60