添加Gd对AM60镁合金耐腐蚀性能的影响

刘丽,于思荣

Effect of Gd Addition on Corrosion Behavior of AM60 Magnesium Alloy

Li LIU,Sirong YU

表2 两种镁合金在不同溶液中的腐蚀电位、腐蚀电流密度和点蚀电位

Table 2 Corrosion potentials, corrosion current densities and pitting corrosion potentials of AM60 and AM60Gd1.0 alloys in different solutions

Solution	Alloy	E_corr / mV	I_corr / mA·cm^-2	E_pit / mV	E_pit-E_corr / mV
0.9%NaCl	AM60	-1336.09	3.02×10^-2	-1081.65	254.44
0.9%NaCl	AM60Gd1.0	-1225.02	1.25×10^-2	-396.45	828.57
Simulated body fluid	AM60	-1367.40	4.50×10^-2	-1047.24	320.16
Simulated body fluid	AM60Gd1.0	-1271.64	1.92×10^-2	-959.75	311.89