Mg-4.4Li-2.5Zn-0.46Al-0.74Y合金高温变形流动应力、组织演变与本构分析

曹富荣, 丁鑫, 项超, 尚会会

Flow Stress, Microstructural Evolution, and Constitutive Analysis During High-Temperature Deformation in Mg-4.4Li-2.5Zn-0.46Al-0.74Y Alloy

CAO Furong, DING Xin, XIANG Chao, SHANG Huihui

图1 相同应变速率不同温度下Mg-4.4Li-2.5Zn-0.46Al-0.74Y (LZAY4301)合金的真应力-真应变曲线

Fig.1 The true stress-true strain curves of Mg-4.4Li-2.5Zn-0.46Al-0.74Y (LZAY4301) alloy at different temperatures and strain rates of 1.67 × 10-2 s-1 (a), 1.67 × 10-3 s-1 (b), 5.0 × 10-4 s-1 (c), and 1.67 × 10-4 s-1 (d)