DZ411合金的高温循环加载变形特征和寿命预测

智一恒, 周彤彤, 赵杰, 曹铁山, 程从前

Deformation Characteristics and Life Prediction of DZ411 Alloy under High Temperature Cyclic Loading

ZHI Yiheng, ZHOU Tongtong, ZHAO Jie, CAO Tieshan, CHENG Congqian

图7 不同温度下拟合系数R2与应力修正系数γ的关系示意图

Fig.7 Schematic diagram of the variation of fitting coefficient R2 with stress correction coefficient γ at different temperatures