Al-5.4Zn-2.6Mg-1.4Cu合金板材的低周疲劳行为
王冠一, 车欣, 张浩宇, 陈立佳

Low-cycle Fatigue Behavior of Al-5.4Zn-2.6Mg-1.4Cu Alloy Sheet
WANG Guanyi, CHE Xin, ZHANG Haoyu, CHEN Lijia
表1 RD与TD方向Al-5.4Zn-2.6Mg-1.4Cu合金的应变疲劳参数
Table 1 Strain fatigue parameters of Al-5.4Zn-2.6Mg-1.4Cu alloy with RD and TD direction
Sampling directions

K’

/MPa

n’

ε’f

/%

c

σ’f

/MPa

b
RD732.30.072161.7-1.631267.0-0.14
TD733.00.06623.7-1.521104.3-0.13