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
表2 缺口应力集中系数不同的TC4 ELI合金的疲劳性能参数
Table 2 Fatigue performance parameter of TC4 ELI alloy with different notch stress concentration factors
Ktn'K'
10.0591116.4
1.970.1272217.4
2.640.1482388.9
3.620.2165755.6