缺口应力集中系数对TC4 ELI合金低周疲劳性能的影响
刘天福, 张滨, 张均锋, 徐强, 宋竹满, 张广平

Effect of Notch Stress Concentration Factors on Low-cycle Fatigue Performance of TC4 ELI Alloy
LIU Tianfu, ZHANG Bin, ZHANG Junfeng, XU Qiang, SONG Zhuman, ZHANG Guangping
图5 不同应变幅控制下TC4 ELI合金光滑试样疲劳断口的SEM照片
Fig.5 SEM images of fatigue fracture surfaces of TC4 ELI alloy smooth specimens under the control of different strain amplitudes (a, c, e, g) 0.4%, (b, d, f, h) 0.9%