Novel Al2CoCrFeNi high-entropy alloy coating produced using suspension high velocity air fuel (SHVAF) spraying
journal contribution
posted on 2024-07-11, 15:45 authored by Ashok Meghwal, Ameey Anupam, Michael Boschen, Surinder Singh, Stefan Björklund, Shrikant Joshi, Paul Munroe, Christopher BerndtChristopher Berndt, Andrew AngAndrew AngMetallic coatings of Al2CoCrFeNi high entropy alloy (HEA) were deposited using the suspension high velocity air fuel spray (SHVAF) process, towards exploring its viability as a bond coat in thermal barrier coatings. The relatively high Al content promoted a BCC + B2 phase-dominated coating structure, leading to enhanced mechanical properties. The oxidized microstructure exhibited a protective Al2O3 layer with characteristics comparable to conventional bond coat alloys.
Funding
Design of Non-Equilibrium Architectures: Leveraging High Entropy Materials
Australian Research Council
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0966-9795Journal title
IntermetallicsVolume
163Article number
108057Publisher
Elsevier BVCopyright statement
Copyright © 2023 the authors. This is an open access work distributed under the terms and conditions of the Creative Commons Attribution 4.0 International (CC BY 4.0) license (http://creativecommons.org/licenses/by/4.0/)Language
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