蠕变时效对欠时效7075铝合金力学性能的影响

高川, 邓运来, 王冯权, 郭晓斌

Effect of Creep Aging on Mechanical Properties of Under-Aged 7075 Aluminum Alloy

GAO Chuan, DENG Yunlai, WANG Fengquan, GUO Xiaobin

图3 欠时效态7075铝合金在426 K不同应力下的蠕变应变行为及相应的蠕变速率

Fig.3 Creep strain behavior (a) and corresponding creep rate (b) of under-aged 7075 aluminum alloy under different stresses at 426 K