GH4043 Stainless Steels to GB/T 14992 (1994)

GH4043 - Specification & Application

  • GB/T 14992 (1994) - 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 GH4043 grade: to GB/T 14992 (1994)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.12
Cr 15.0 19.0
Mo 4.00 6.00
Ni - Remainder
W 2.00 3.50
Al 1.00 1.70
Nb 0.50 1.30
Ti 1.90 2.80
Fe - 5.0
Si - 0.60
Mn - 0.50
P - 0.015
S - 0.010
B - 0.01
Ce - 0.03
Co 14.0 16.0

GH4043 - Detail

GH4043

Mechanical properties of grade GH4043 GB/T 14992 (1994)

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)
469 (≥) 955 (≥) 21 31 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical properties of grade GH4043 GB/T 14992 (1994)

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
669 (≥) 333 (≥) 34 24 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 112
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
656 711 758

Equivalent Grade

Equivalent Products

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