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

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Detalhes bibliográficos
Resumo: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.
Autores principais:Zavdoveev, Anatoliy
Outros Autores:Klapatyuk, Andrey; Baudin, Thierry; MacDonald, Eric; Mohan, Dhanesh; Oliveira, J. P.; Gajvoronskiy, Alex; Poznyakov, Valeriy; Kim, Hyoung Seop; Brisset, Francois; Khokhlov, Maksym; Heaton, Mark; Rogante, Massimo; Skoryk, Mykola; Vedel, Dmitry; Kozin, Roman; Klochkov, Illya; Motrunich, Sviatoslav
Assunto:High entropy alloy Mechanical properties Metal powder cored wire Structure Wire arc additive manufacturing Mechanics of Materials Materials Science (miscellaneous) Industrial and Manufacturing Engineering Engineering (miscellaneous) SDG 9 - Industry, Innovation, and Infrastructure
Ano:2023
País:Portugal
Tipo de documento:artigo
Tipo de acesso:acesso aberto
Instituição associada:Universidade Nova de Lisboa
Idioma:inglês
Origem:Repositório Institucional da UNL
Descrição
Resumo: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.