MnMg-Y-Cu合金的组织和性能的影响
张帅杰, 吴谦, 陈志堂, 郑滨松, 张磊, 徐翩

Effect of Mn on Microstructure and Properties of Mg-Y-Cu Alloy
ZHANG Shuaijie, WU Qian, CHEN Zhitang, ZHENG Binsong, ZHANG Lei, XU Pian
表3 实验合金晶粒尺寸和LPSO相体积分数的统计结果
Table 3 Average grain size and volume fraction of LPSO phase of the alloys
Alloy

Average grain size

/μm

Volume fraction of LPSO phase

/%

Mg95.5Y3Cu1.5

Mg95.2Y3Cu1.5Mn0.3

Mg94.9Y3Cu1.5Mn0.6

Mg94.6Y3Cu1.5Mn0.9

156±8

129±5

91±5

72±4

31.1±0.8

30.9±0.6

30.5±0.5

30.8±0.7