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
表1 523~623 K不同应变速率下LZAY4301合金的晶粒尺寸与延伸率
Table 1 The grains sizes and corresponding elongations of LZAY4301 alloy at different temperatures and strain rates

Temperature

K

Strain rate

s-1

Grain size

μm

Elongation

%

5231.67 × 10-217.78144.6
1.67 × 10-317.92147.9
5.00 × 10-416.39202.2
1.67 × 10-417.19189.3
5731.67 × 10-217.59153.4
1.67 × 10-321.23160.8
5.00 × 10-427.64197.9
1.67 × 10-429.33213.5
6231.67 × 10-223.07178.3
1.67 × 10-329.74193.8
5.00 × 10-432.97235.0
1.67 × 10-434.48240.0