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1 不同缺口应力集中系数的TC4 ELI低周疲劳试样的尺寸和加工精度 |
Fig. 1 Dimensions and surface finish of TC4 ELI specimens with different notch stress concentration factors for low-cycle fatigue tests (a) Kt =1, (b) Kt =1.97, (c) Kt =2.64, (d) Kt =3.62 |
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