Phases, microstructure and mechanical properties of AlxCoCrFeNi high-entropy alloys at elevated temperatures

• Published in: Journal of alloys and compounds Vol. 589; pp. 143 - 152
• Main Authors: Wang, Woei-Ren, Wang, Wei-Lin, Yeh, Jien-Wei
• Format: Journal Article
• Language: English
• Published: Kidlington Elsevier B.V 15.03.2014; Elsevier
• Subjects: Alloys; Condensed matter: structure, mechanical and thermal properties; Crystal structure; Exact sciences and technology; High temperature alloys; Mechanical and acoustical properties of condensed matter; Mechanical properties of solids; Metals and alloys; Microstructure; Phase transition; Physics; Structure of solids and liquids; crystallography; Structure of specific crystalline solids; Tribology and hardness; Metals and alloys; High temperature alloys; Microstructure; Crystal structure; Phase transition; high entropy alloy; FCC lattices; Strain softening; High temperature; Hardness; Casting; Aluminium alloys; Arc furnaces

•Disordered BCC phase in Al0.9–Al1.0 alloys transforms into FCC and σ phases at 873K.•FCC and σ phases form in an associated manner from the Fe,Cr-rich BCC phase.•The σ phase connected with the FCC phase are formed from disordered BCC phase.•The TT range of the Alx alloys is at 810–930K which is abo...