GH2302 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH2302

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GB GH2302

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This page is mainly introduced the GH2302 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH2302,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GH2302
  • Steel Garde:GH2302
  • Type:Stainless Steels
  • Country:China
  • Standard:GB
  • Standard Number:
    ITEM Standard Number Descriptions
    1 GB/T 14992 (2005) Classification and designation for superalloys and high temperature intermetallic materials
    2 GB/T 14993 (1994) Hot-rolled heat-resisting superalloy bars for rotating parts
    3 GB/T 14995 (2010) Hot-rolled superalloy sheets
    4 GB/T 14996 (2010) Cold-Rolled heat-resisting superalloy sheets
  • Application:Classification and designation for superalloys and high temperature intermetallic materials

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Cr 12.0  16.0
Mo 1.50  2.50
Ni 38.0  42.0
W 3.50  4.50
Al 1.80  2.80
Ti 2.30  2.80
Si   0.60
Mn   0.60
P   0.020
S   0.010
B   0.01
Ce   0.02
Zr   0.05

Mechanical Properties

Tensile strength 650~470 σb/MPa
Yield Strength 419 σ 0.2 ≥/MPa
Elongation 04 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 801~272 -
HRC 30 -

Physical Properties

Thermal expansion 73-42 e-6/K
Thermal conductivity 60-95 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9486-1634 째C
Density 6638-4801 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
GH2302 Stainless Steels Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download

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