Non-equimolar Cantor high entropy alloy fabrication using metal powder cored wire arc additive manufacturing

Anatoliy Zavdoveev, Andrey Klapatyuk, Thierry Baudin, Eric MacDonald, Dhanesh Mohan, J. P. Oliveira, Alex Gajvoronskiy, Valeriy Poznyakov, Hyoung Seop Kim, Francois Brisset, Maksym Khokhlov, Mark Heaton, Massimo Rogante, Mykola Skoryk, Dmitry Vedel, Roman Kozin, Illya Klochkov, Sviatoslav Motrunich

Research output: Contribution to journalArticlepeer-review

16 Citations (Scopus)
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Abstract

In the current contribution, the wire arc additive manufacturing of non-equimolar Co-Cr-Fe-Mn-Ni high-entropy alloy using gas metal arc welding (GMAW) with metal powder-cored wire (MPCW) is proposed. The powder's filler of designed wire feedstock contains Co-Cr-Mn-Ni components in equal atomic amounts relative to each other with Fe metal stripe as a shield. The proposed method provides the possibility to build bulk high-entropy alloy samples with the desired characteristics. The current work approach is superior in a number of indicators to such alternative methods of obtaining bulk HEAs as melting in vacuum, plasma arc melting, selective laser melting, or electron beam melting.
Original languageEnglish
Article number100124
Number of pages7
JournalAdditive Manufacturing Letters
Volume6
DOIs
Publication statusPublished - Jul 2023

Keywords

  • High entropy alloy
  • Mechanical properties
  • Metal powder cored wire
  • Structure
  • Wire arc additive manufacturing

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