电参数对AZ31B镁合金微弧氧化膜微观形貌及耐蚀性的影响

崔学军, 王荣, 魏劲松, 白成波, 林修洲

Effect of Electrical Parameters on Micromorphology and Corrosion Resistance of Micro-arc Oxidation Coating on AZ31B Mg Alloy

CUI Xuejun, WANG Rong, WEI Jinsong, BAI Chengbo, LIN Xiuzhou

表3 与图9极化曲线相对应的拟合电参数值

Duty cycle	-E_corr / mV	i_corr / μAcm^-²	R_p / kΩcm²
15%	1514	1.1110	18.045
30%	1474	0.3194	114.902
45%	1530	0.3365	26.552
60%	1419	0.5898	12.462
75%	1506	0.9311	6.062