Innovative technologies for powder metallurgy-based disk superalloys: Progress and proposal

Jia Chong-Lin^{1, 2}, Ge Chang-Chun^{1, †,}, Yan Qing-Zhi¹

Microstructures of (a) grains structure, (b) γ′ morphology, (c) γ′ phase in the forgings after heat treatment of spray-formed superalloy FGH102.