冷轧变形和添加Si对Al-2Mg-0.8Cu(-Si)合金的组织和力学性能的影响

雷志国, 文胜平, 黄晖, 张二庆, 熊湘沅, 聂祚仁

Influence of Rolling Deformation on Microstructure and Mechanical Properties of Al-2Mg-0.8Cu(-Si) Alloy

LEI Zhiguo, WEN Shengping, HUANG Hui, ZHANG Erqing, XIONG Xiangyuan, NIE Zuoren

图 10 80%变形量冷轧Al-2Mg-0.8Cu(-Si)合金退火后的拉伸性能

Fig. 10 Tensile properties of cold rolling Al-2Mg-0.8Cu(-Si) alloy annealing at 175℃ (a) Al-2Mg-0.8Cu; (b) Al-2Mg-0.8Cu-0.15Si; (c) Al-2Mg-0.8Cu-0.30Si; (d) Al-2Mg-0.8Cu-0.50Si