[S1] S1.ハイエントロピー合金の材料科学(VIII)(1)

[S1.2] Effects of HPT and subsequent annealing on microstructure and tensile properties of Cr₂₀Mn₂₀Fe₂₀Co₃₀Ni₁₀ High-Entropy Alloy

*Jangho YI¹, Sangmin LEE¹, Koichi TSUCHIYA¹ (1. NIMS)

キーワード：High-Entropy Alloy (HEA)、Severe Plastic Deformation (SPD)、High Pressure Torsion (HPT)、Recrystallization、Sigma phase precipitation

The influence of microstructural evolution during HPT and post-SPD annealing in FCC-based HEA on the mechanical property was investigated in terms of phase transformation and σ-phase precipitation.