腐蚀损伤对AA7075-T651铝合金疲劳行为影响的研究
翁硕, 俞俊, 赵礼辉, 冯金芝, 郑松林

Effect of Corrosion Damage on Fatigue Behavior of AA7075-T651 Al-alloy
WENG Shuo, YU Jun, ZHAO Lihui, FENG Jinzhi, ZHENG Songlin
表1 S-N曲线方程及材料常数
Table 1 S-N curve equation and material constants
Specimen typeS-N curve equationcm
As-receivedlgσ=3.50-0.20lgN1017.394.97
150 h specimenlgσ=3.91-0.33lgN1011.843.03
500 h specimenlgσ=3.53-0.25lgN1014.154.01