GH4761 Superalloys

GH4761 - Specification & Application

Nickel-base superalloy

Chemical composition(wt.%) of GH4761 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.02 0.07
Cr 12.0 14.0
Mo 1.4 1.9
Ni 42.0 45.0
W 2.8 3.2
Al 1.4 1.85
Ti 3.15 3.65
B - 0.01
Ce - 0.03

GH4761 - Detail

GH4761

Mechanical properties of grade GH4761

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
174 (≥) 915 (≥) 24 42 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical properties of grade GH4761

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
512 (≥) 751 (≥) 31 11 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 332
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
876 945 436

Equivalent Grade

Equivalent Products

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