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

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11 40%变形量冷轧Al-2Mg-0.8Cu合金在175^oC退火后的TEM照片

Fig.11 TEM images of 40% deformation cold-rolled Al-2Mg-0.8Cu alloy annealed at 175℃ for (a) 4 h；(b) 8 h；(c) 120 h