磁场作用下不同Mg含量Al-Mg合金腐蚀行为研究

杨光恒, 周泽华, 张欣, 吴林涛, 梅婉

Influence of Magnetic Field on Corrosion Behavior of Al-Mg Alloys with Different Mg Content

YANG Guangheng, ZHOU Zehua, ZHANG Xin, WU Lintao, MEI Wan

表1 不同Mg含量的Al-Mg合金的E_corr，I_corr，E_pit值

Table 1 E_corr, I_corr, E_pit values derived from the polarization curves for Al-Mg alloys

Mg	E_corr / V		△E_corr V	I_corr / μA·cm^-2		△I_corrμA·cm^-2	E_pit / V		△E_pit V
Mg	0 T	0.4 T	△E_corr V	0 T	0.4 T	△I_corrμA·cm^-2	0 T	0.4 T	△E_pit V
0%	-1.215	-0.988	0.227	8.563	2.139	-6.424	-0.721	-0.743	-0.022
1.5%	-1.125	-1.116	0.009	4.589	2.875	-1.714	-0.776	-0.750	0.026
3.0%	-1.214	-1.167	0.047	12.05	8.510	-3.54	-0.772	-0.761	0.011
5.0%	-1.296	-1.243	0.053	14.51	11.50	-3.01	-0.794	-0.786	0.008
8.0%	-1.314	-1.260	0.054	28.38	21.62	-6.76	-0.842	-0.821	0.021