载荷对5383铝合金焊接接头电化学腐蚀行为的影响

翟熙伟, 刘士一, 王丽, 贾瑞灵, 张慧霞

Effect of Applied Load on Corrosion Behavior of 5383 Al-alloy Welded Joints

ZHAI Xiwei, LIU Shiyi, WANG Li, JIA Ruiling, ZHANG Huixia

图5 施加载荷为50%Rel时5383铝合金的分段极化曲线

Fig.5 Staged polarization curves of 5383 aluminum alloy samples under 50%Rel applied load: (a) not entering the passivation zone (Sample 1), (b) not entering the passivation zone (Sample 2), (c) before rapid increase in current after reaching the pitting potential (Sample 3), (d) including the whole zone (Sample 4)