Er对海工5052铝合金腐蚀行为的影响

张欣, 林木烟, 杨光恒, 王泽华, 邵佳, 周泽华

Effect of Er on Corrosion Behavior of Marine Engineering 5052 Al-alloy

ZHANG Xin, LIN Muyan, YANG Guangheng, WANG Zehua, SHAO Jia, ZHOU Zehua

表4 不同Er加入量的5052铝合金的E_corr，I_corr，E_pit值

Table 4 E_corr, I_corr, E_pit values of 5052 Al-alloy with different Er addition

No.	E_corr / V	I_corr / μA·cm^-2	E_pit / V
A1	-1.447±0.17	50.85±5.78	-0.7421±0.12
A2	-1.356±0.14	36.89±4.21	-0.7349±0.09
A3	-1.324±0.11	13.64±2.41	-0.7101±0.12
A4	-1.380±0.08	17.68±2.89	-0.7342±0.08
A5	-1.390±0.12	32.86±3.52	-0.7367±0.06
A6	-1.448±0.21	53.96±6.28	-0.7422±0.13