GH3044、GH44、ЗИ686 、ХН60ВТ 、ВЖ98

GH3044 nickel-based superalloy GH44

 

GH3044 (GH44) nickel-based superalloy overview

GH3044 is a solid solution strengthened nickel-based oxidation-resistant alloy. It has high plasticity and moderate heat strength below 900 ℃, and has excellent oxidation resistance and good stamping and welding process performance. It is suitable for manufacturing for long-term work below 900 ℃ Parts of the main combustion chamber and afterburner of the aero engine, as well as the heat shield and guide blades.

 

GH3044 (GH44) nickel-based superalloy chemical composition

C	Cr	Ni	Ti	Mo	Al	W	Fe	Mn	Si	P	S
≤ 0.10	23.50 26.50	Margin	0.30 0.70	≤ 1.50	≤ 0.50	13.00 16.00	≤ 4.00	≤ 0.50	≤ 0.80	≤ 0.013	≤ 0.013

 

GH3044 (GH44) nickel-based superalloy similar grades

GH3044 GH44 (China), ЗИ686 ХН60ВТ ВЖ98 (Russia)

 

GH3044 (GH44) nickel-based superalloy heat treatment system

The solution treatment temperature of hot-rolled and cold-rolled sheets and strips in the supply state is 1120 ~ 1160 ℃, air-cooled, and the material performance is checked in the supply state.

 

GH3044 (GH44) nickel-based superalloy variety specifications and supply status

It can supply δ4 ~ 14mm hot rolled plate, δ0.5 ~ 4mm cold rolled plate, δ0.1 ~ 0.8mm strip, diameter d0.3 ~ 10mm, d20 ~ 300mm bar and various diameter ring. Plates and strips are supplied after solid solution, pickling and trimming; wire materials are supplied in cold drawn, solution pickling or semi-hard state, and bars and forgings are supplied without heat treatment.

 

GH3044 (GH44) nickel-based superalloy melting and casting process

The alloy is melted by electric arc furnace, non-vacuum induction furnace or vacuum induction furnace + electroslag remelting or vacuum arc remelting process.

 

GH3044 (GH44) nickel-based superalloy application profile and special requirements

It is used to manufacture the components of main combustion chamber and afterburner of aeroengine, long-term working below 950 ~ 1100 ℃, heat shield, cooling blade shell, tube and other parts.