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GB GH4043 Details

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GH4043 Application:Classification and designation for superalloys and high temperature intermetallic materials

Category Type Grade Designations
Grades Stainless Steels GH4043 China - GB , 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

Chemical composition(wt.%) of GH4043 grade: 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

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)
137 (≥) 826 (≥) 13 34 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

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
487 (≥) 672 (≥) 23 34 41 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
917 331 239

GH4043 - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
GH4043 GB China
Classification and designation for superalloys and high temperature intermetallic materials

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