SUS316不锈钢马鞍形管-管接头的残余应力数值模拟及高效计算方法开发
骆文泽, 胡龙, 邓德安

Numerical Simulation and Development of Efficient Calculation Method for Residual Stress of SUS316 Saddle Tube-Pipe Joint
LUO Wenze, HU Long, DENG Dean
图20 SUS316不锈钢空间Von Mises屈服面与平面Von Mises屈服面及其扩大示意图
Fig.20 Schematics of SUS316 Von Mises yield surface in the triaxial stress state (a) and the Von Mises yield surface expansion in the biaxial stress state (b) (σ1—major principal stress, σ2—second principal stress, σ3—third principal stress, σs—yield strength, σs'—yield strength after work hardening)