加压载荷和摩擦频率对7075铝合金磨损腐蚀行为的影响

李瓒龙, 颜晴, 满成

Effect of Pressure Load and Friction Frequency on Wear Corrosion Behavior of 7075 Al-alloy

LI Zanlong, YAN Qing, MAN Cheng

表1 7075铝合金的动电位极化曲线参数

Table 1 Fitting parameters of potentiodynamic polarization curves of 7075 Al-alloy

f / Hz Load / N Ecorr vs. SCE / V Epit vs. SCE / V Icorr / μA·cm-2 0 0 -0.71 -0.70 2.24 0.01 5 -0.89 -0.77 0.69 0.10 5 -1.14 -0.77 2.88 0.25 5 -1.18 -0.75 2.24 0.50 5 -1.19 -0.76 8.71 0.75 5 -1.20 -0.74 12.59 1.00 5 -1.19 -0.73 14.45 1.00 10 -1.21 -0.75 17.78 1.00 20 -1.23 -0.74 31.62 1.00 30 -1.24 -0.74 40.74 1.00 40 -1.24 -0.73 56.23