添加<strong>3%Zn</strong>对<strong>Al-Mg-Si-Cu</strong>合金非等温时效析出行为的影响

添加3%Zn对Al-Mg-Si-Cu合金非等温时效析出行为的影响

袁波, 郭明星, 韩少杰, 张济山, 庄林忠

Effect of 3%Zn Addition on the Non-Isothermal Precipitation Behaviors of Al-Mg-Si-Cu Alloys

YUAN Bo, GUO Mingxing, HAN Shaojie, ZHANG Jishan, ZHUANG Linzhong

图5 1#和2#固溶淬火态合金以10℃/min升温至250℃状态下的TEM组织表征
(a, d) TEM images of second phase (b, e) TEM images of β″ phase (c, f) HRTEM images of β″ showed by square areas in Figs.5b and e, respectively, and corresponding fast Fourier transformation (FFT) and variant charts

Fig.5 TEM characterizations of the as-quenched alloys 1# (a-c) and 2# (d-f) heat treated from 20^oC to 250^oC with a rate of 10^oC/min