GH4169高温合金热机械疲劳循环损伤机理及数值模拟

张禄, 余志伟, 张磊成, 江荣, 宋迎东

Thermo-Mechanical Fatigue Cycle Damage Mechanism and Numerical Simulation of GH4169 Superalloy

ZHANG Lu, YU Zhiwei, ZHANG Leicheng, JIANG Rong, SONG Yingdong

图4 GH4169高温合金TMF实验加载波形

Fig.4 Triangular loading waveforms of GH4169 superalloy TMF test at IP 0.6% (a), OP 0.6% (b), IP 0.8% (c), and OP 0.8% (d) (IP—in-phase; OP—out-of-phase; 0.6%, 0.8%—strain amplitudes)