Microstructure and Mechanical Properties of Ti-6Al-4V Fabricated by Selective Laser Melting of Powder Produced by Granulation-Sintering-Deoxygenation Method
Sun, Pei1; Fang, Z. Zak1; Zhang, Ying1,2; Xia, Yang1
刊名JOM
2017-12-01
卷号69期号:12页码:2731-2737
ISSN号1047-4838
DOI10.1007/s11837-017-2584-3
文献子类Article
英文摘要

Commercial spherical Ti powders for additive manufacturing applications are produced today by melt-atomization methods at relatively high costs. A meltless production method, called granulation-sintering-deoxygenation (GSD), was developed recently to produce spherical Ti alloy powder at a significantly reduced cost. In this new process, fine hydrogenated Ti particles are agglomerated to form spherical granules, which are then sintered to dense spherical particles. After sintering, the solid fully dense spherical Ti alloy particles are deoxygenated using novel low-temperature deoxygenation processes with either Mg or Ca. This technical communication presents results of 3D printing using GSD powder and the selective laser melting (SLM) technique. The results showed that tensile properties of parts fabricated from spherical GSD Ti-6Al-4V powder by SLM are comparable with typical mill-annealed Ti-6Al-4V. The characteristics of 3D printed Ti-6Al-4V from GSD powder are also compared with that of commercial materials.

WOS研究方向Materials Science ; Metallurgy & Metallurgical Engineering ; Mineralogy ; Mining & Mineral Processing
语种英语
WOS记录号WOS:000416178400050
资助机构ARPA-E, U.S. Department of Energy(DE-AR0000420)
内容类型期刊论文
源URL[http://ir.ipe.ac.cn/handle/122111/23502]  
专题过程工程研究所_研究所(批量导入)
通讯作者Fang, Z. Zak
作者单位1.Univ Utah, Dept Met Engn, Salt Lake City, UT 84112 USA
2.Chinese Acad Sci, Inst Proc Engn, Beijing 100190, Peoples R China
推荐引用方式
GB/T 7714
Sun, Pei,Fang, Z. Zak,Zhang, Ying,et al. Microstructure and Mechanical Properties of Ti-6Al-4V Fabricated by Selective Laser Melting of Powder Produced by Granulation-Sintering-Deoxygenation Method[J]. JOM,2017,69(12):2731-2737.
APA Sun, Pei,Fang, Z. Zak,Zhang, Ying,&Xia, Yang.(2017).Microstructure and Mechanical Properties of Ti-6Al-4V Fabricated by Selective Laser Melting of Powder Produced by Granulation-Sintering-Deoxygenation Method.JOM,69(12),2731-2737.
MLA Sun, Pei,et al."Microstructure and Mechanical Properties of Ti-6Al-4V Fabricated by Selective Laser Melting of Powder Produced by Granulation-Sintering-Deoxygenation Method".JOM 69.12(2017):2731-2737.
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