Effects of Hafnium on Microstructure and Mechanical Properties in as-HIPed FGH4097 Powder Metallurgy Superalloy

Effects of Hafnium on Microstructure and Mechanical Properties in as-HIPed FGH4097 Powder Metallurgy Superalloy ZHANG Yi-Wen, JIA Jian, HAN Shou-Bo, LIU Jian-Tao Abstract. New type powder metallurgy (PM) superalloy FGH4097 developed in China is applied in advanced aircraft engine hot section components such as turbine disc and compressor disc. FGH4097 alloy billets (Φ80×135mm) in the […]