采用Gleeble-1500热模拟实验机,对2195铝锂合金变形温度为360~520℃,应变速率为0.001~1.0 s-1的单道次热压缩及变形温度为320℃和360℃,应变速率为0.1 s-1,道次间隔时间30~180 s的双道次热压缩的流变应力及静态软化规律进行了模拟研究.通过对幂指数应力函数中系数Α和β与应变关系的分析,以及采用平均软化法考虑前一道次变形的残余应变对后一道次变形的影响,建立了2195铝锂合金多道次热变形的流变应力方程.
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