GH4118 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4118

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GB GH4118

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This page is mainly introduced the GH4118 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH4118,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GH4118

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.20
Cr 14.0  16.0
Mo 3.0  5.0
Ni   Remainder
Co 13.5  15.5
Al 4.5  5.0
Ti 3.5  4.5
B 0.01  0.025
Fe   0.1
Zr   0.15

Mechanical Properties

Tensile strength 269~957 σb/MPa
Yield Strength 305 σ 0.2 ≥/MPa
Elongation 18 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 963~864 -
HRC 30 -

Physical Properties

Thermal expansion 79-45 e-6/K
Thermal conductivity 97-50 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1293-4956 째C
Density 6261-0168 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)
GH4118 Superalloys 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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