GH4037 Stainless Steels to GB/T 14992 (2005)

GH4037 - Specification & Application

  • GB/T 14992 (2005) - Classification and designation for superalloys and high temperature intermetallic materials
  • GB/T 14993 (1994) - Hot-rolled heat-resisting superalloy bars for rotating parts

Classification and designation for superalloys and high temperature intermetallic materials

Chemical composition(wt.%) of GH4037 grade: to GB/T 14992 (2005)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.03 0.10
Cr 13.0 16.0
Mo 2.00 4.00
Ni - Remainder
W 5.00 7.00
Al 1.70 2.30
Ti 1.80 2.30
Fe - 5.0
Si - 0.40
Mn - 0.50
P - 0.015
S - 0.010
B - 0.02
Ce - 0.02
V 0.10 0.50

GH4037 - Detail

GH4037

Mechanical properties of grade GH4037 GB/T 14992 (2005)

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)
539 (≥) 987 (≥) 24 43 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical properties of grade GH4037 GB/T 14992 (2005)

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
216 (≥) 434 (≥) 43 43 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 331
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
368 513 798

Equivalent Grade

Equivalent Products

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