Microstructure Evolution of Intermetallics Produced by Laser Powder Deposition

被引:0
|
作者
XU Xiang-yang1
机构
关键词
Laser synthesis; Intermetallic alloy; Heat treatment;
D O I
暂无
中图分类号
TG174.4 [金属表面防护技术];
学科分类号
080503 ;
摘要
Heat treatment on the laser powder synthesized Ni20A130Fe intermetallic alloy was conducted. The microstructure and composition were analyzed by scanning electron microscopy. The results showed that heat treatment could promote the precipitation of the ductile phase and the coalescence and growth of the sub-crystal grains. These were desirable to improve the ambient ductility and the elevated-temperature strength of the Ni20A130Feintermetallic alloy.
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页码:1045 / 1048
页数:4
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  • [1] Room-temperature deformation behavior of directionally solidified multiphase Ni-Fe-Al alloys
    Misra, A.
    Gibala, R.
    [J]. Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science, 1997, 28 (13): : 795 - 807