Characteristics of W-Ni-Fe-(Cr) in metal injection molding

Fei Yi Hung, Truan Sheng Lui, Li Hui Chen

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

W-Ni-Fe-(Cr) alloy powders was used for metal injection molding (MIM) to understand the sintering structures. The effects of Cr content and tungsten-powder particle size in mechanical properties of W-Ni-Fe-(Cr) alloy were also discussed. According to the experimental results, the volume shrinkage in W-Ni-Fe alloy increased with decreased the particle size of tungsten-powder. Even if slightly decreased the particle size of tungsten-powder that could still play an important role on raising tensile strength and matrix hardness. If added the Cr element, the tensile strength decreased but the oxidation resistance and hardness could be improved. Besides, the Cr element affected the microstructure and it's concentration was also different in composed of phases.

Original languageEnglish
Title of host publicationMPMD Sixth Global Innovations Proceedings - Trends in Materials and Manufacturing Technologies for Transportation Industries and Powder Metallurgy Res. and Development in the Transportation Industry
EditorsT.R. Bieler, J.E. Carsley, H.L. Fraser, J.W. Sears, J.E. Smugeresky
Pages321-331
Number of pages11
Publication statusPublished - 2005
Event2005 TMS Annual Meeting - San Francisco, CA, United States
Duration: 2005 Feb 132005 Feb 17

Publication series

NameMPMD Sixth Global Innovations Proceedings - Trends in Materials and Manufacturing Technologies for Transportation Industries and Powder Metall. Research and Development in the Transportation Industry

Other

Other2005 TMS Annual Meeting
Country/TerritoryUnited States
CitySan Francisco, CA
Period05-02-1305-02-17

All Science Journal Classification (ASJC) codes

  • General Engineering

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