GH4033 Stainless Steels to GB/T 14992 (2005)

GH4033 - 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
  • GB/T 14994 (2008) - Cold brawn heat-resisting superalloy bars
  • GB/T 14996 (2010) - Cold-Rolled heat-resisting superalloy sheets
  • GB/T 14997 (1994) - Forged heat-resisting superalloy disks

Classification and designation for superalloys and high temperature intermetallic materials

Chemical composition(wt.%) of GH4033 grade: to GB/T 14992 (2005)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.03 0.08
Cr 19.0 22.0
Ni - Remainder
Al 0.60 1.00
Ti 2.40 2.80
Fe - 4.0
Si - 0.65
Mn - 0.35
P - 0.015
S - 0.007
B - 0.01
Ce - 0.01

GH4033 - Detail

GH4033

Mechanical properties of grade GH4033 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)
146 (≥) 896 (≥) 11 44 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical properties of grade GH4033 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
454 (≥) 152 (≥) 42 11 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 234
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
418 839 877

Equivalent Grade

Equivalent Products

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