[S1] S1.Materials Science and Technology in High-Entropy Alloys (VIII)(2)

[S1.29] Microstructure and segregation of HfMoNbTaTi refractory high-entropy alloy fabricated by electron beam powder bed fusion (PBF-EB)

*Cheng YANG¹, Kenta AOYAGI¹, Kenta YAMANAKA¹, Yusaku HASEBE², Takehito HAGISAWA², Akihiko CHIBA¹ (1. IMR, 2. JSW)

Keywords:Refractory high-entropy alloy、HfMoNbTaTi、electron beam powder bed fusion、segregation、gas atomized powder

HfMoNbTaTi RHEA was fabricated by electron beam powder bed fusion using the gas atomized powders, and the microstructure, as well as segregation behaviour, were investigated.