含<strong>LPSO</strong>相<strong>Mg-Y-Er-Ni</strong>合金的组织和拉伸性能

含LPSO相Mg-Y-Er-Ni合金的组织和拉伸性能

欧阳康昕, 周达, 杨宇帆, 张磊

Microstructure and Tensile Properties of Mg-Y-Er-Ni Alloy with Long Period Stacking Ordered Phases

OUYANG Kangxin, ZHOU Da, YANG Yufan, ZHANG Lei

表4 本文制备的Mg₉₇Y₁Er₁Ni₁合金和其他相关合金的室温拉伸性能

Table 4 Tensile properties of present alloy and some other alloys reported in literatures

Alloys

RE/%,

atomic fraction

UTS / MPa

YS / MPa

Elongationg / %

State

Mg₉₇Y₁Er₁Ni₁

Mg_96.23Zn_0.88Dy_2.21Er_0.68^[26]

Mg_97.5Zn_0.9Y_0.8Gd_0.8^[13]

Mg_98.5Y₁Ni_0.5^[17]

Mg₉₇Gd₂Ni₁^[16]

2.89

1.6

223

229

150.51

123.29

228.8

210.2

208

203

124

128

84.36

95.79

149

104.6

8.0

8.1

6.74

7.03

3.2

7.8

8.0

8.8

As-cast