Please use this identifier to cite or link to this item: https://dspace.iiti.ac.in/handle/123456789/7552
Title: Microstructure and mechanical properties of Ti-Al-Ni-Co-Fe based high entropy alloys prepared by powder metallurgy route
Authors: Samal, Sumanta
Keywords: Aluminum alloys;Aluminum metallurgy;Cobalt alloys;Cobalt metallurgy;Compressive strength;Entropy;Hardness;High-entropy alloys;Microstructure;Nickel metallurgy;Powder metallurgy;Spark plasma sintering;Titanium alloys;Vanadium alloys;Al-Ni-Co;Atomic compositions;Dispersoids;Fe-based;Microstructure and mechanical properties;Nanocrystallines;Nominal composition;Single phase;Iron alloys
Issue Date: 2019
Publisher: Elsevier Ltd
Citation: Anand Sekhar, R., Samal, S., Nayan, N., & Bakshi, S. R. (2019). Microstructure and mechanical properties of ti-al-ni-co-fe based high entropy alloys prepared by powder metallurgy route. Journal of Alloys and Compounds, 787, 123-132. doi:10.1016/j.jallcom.2019.02.083
Abstract: Nano crystalline High Entropy Alloys (HEA) with equi-atomic compositions were synthesized through mechanical alloying followed by Spark Plasma Sintering (SPS). Alloys with nominal compositions of TiAlNiCo, TiAlNiFe and TiAlNiCoFe were selected for the study. Microstructure, hardness and room temperature compressive strengths of the alloys were studied. All the alloys had a single phase BCC microstructure along with TiCx nanoparticles dispersed uniformly in it. The alloys exhibit good hardness of more than 700 HV1.0 and a compressive strength more than 2.5 GPa. © 2019 Elsevier B.V.
URI: https://doi.org/10.1016/j.jallcom.2019.02.083
https://dspace.iiti.ac.in/handle/123456789/7552
ISSN: 0925-8388
Type of Material: Journal Article
Appears in Collections:Department of Metallurgical Engineering and Materials Sciences

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