A review on additive manufacturing of refractory tungsten and tungsten alloys

Alberico Talignani, Raiyan Seede, Austin Whitt, Shiqi Zheng, Jianchao Ye, Ibrahim Karaman, Michael M. Kirka, Yutai Katoh, Y. Morris Wang

Research output: Contribution to journalReview articlepeer-review

110 Scopus citations

Abstract

We review the progress of additive manufacturing effort on refractory metal tungsten and tungsten alloys. These materials are excellent candidates for a variety of high temperature applications but extremely challenging to fabricate via additive manufacturing due to a series of existing issues during the manufacturing. We outline these issues and discuss the current understanding and progress to tackle them. Laser powder-bed-fusion, laser directed-energy-deposition, and electron beam powder-bed-fusion are three common techniques that have been applied to additively manufacture pure tungsten. This overview discusses current observations and understanding on the issues associated with each of these techniques. We identify future research opportunities in additive manufacturing of refractory metals.

Original languageEnglish
Article number103009
JournalAdditive Manufacturing
Volume58
DOIs
StatePublished - Oct 2022

Funding

This research was sponsored by the US Department of Energy , Office of Fusion Energy Sciences and Advanced Research Projects Agency-Energy (ARPA-E) under contract DE-AC05–00OR22725 with UT-Battelle LLC. The work at LLNL was performed under the auspices of the US Department of Energy under contract no. DE-AC52–07NA27344 .

Keywords

  • Additive manufacturing
  • Electron beam powder-bed-fusion
  • Laser directed-energy-deposition
  • Laser powder-bed-fusion
  • Tungsten
  • Tungsten alloys

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