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2 轧制态TC4 ELI合金的光学显微组织
Fig.2 Optical image of rolled TC4 ELI alloy