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4 7075铝合金不同时效处理硬化曲线

Fig.4 Hardening curves of 7075 aluminum alloy after the aging treatments of UA + AA (a) and UA + CA (b) (UA—under aged, CA—creep aging, AA—artificial aging)