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14 不同时效处理下沿<110>的7075铝合金晶界TEM像
Fig.14 TEM images of grain boundaries of 7075 aluminum alloy along <110> under different aging treatments (PFZ—precipitation free zone)
(a) UA + CA/260 MPa-2 h (b) UA + CA/260 MPa-6 h(c) UA + CA/260 MPa-10 h (d) UA + AA/8 h