应力作用下2297铝锂合金腐蚀行为研究

于美,魏新帝,范世洋,刘建华,李松梅,钟锦岩

Corrosion Behavior of 2297 Al-Li Alloy under Tensile Load

Mei YU,Xindi WEI,Shiyang FAN,Jianhua LIU,Songmei LI,Jinyan ZHONG

表1 动电位极化曲线参数值

Table 1 Electrochemical parameters of dynamic potential polarization curves

Stressload EcorrmVSCE Icorr10-7 A·cm-2 bamVSCE / dec -bcmVSCE / dec 0%σ0.2 -766 2.432 130 132 30%σ0.2 -771 2.589 136 124 60%σ0.2 -774 2.755 140 120 90%σ0.2 -780 3.357 144 119 103%σ0.2 -783 4.683 146 113