相对损伤应力——Lemaitre等效损伤应力概念的修正及其在温度循环载荷下的应用
被引量:1
摘要
空洞损伤是受约束薄层韧性金属界面失效行为的重要特征.为评价不同温度下韧性金属的力学响应,对Lemaitre等效损伤应力概念进行了温度归一化修正,提出了相对损伤应力概念,并据此对软钎焊焊点在温度循环载荷下的热疲劳寿命数据进行了合理解释.
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