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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GBT 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
  • Steel Garde:GH4118
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:Nickel base superalloy

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 193~954 σb/MPa
Yield Strength 973 σ 0.2 ≥/MPa
Elongation 93 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 633~819 -
HRC 30 -

Physical Properties

Thermal expansion 14-69 e-6/K
Thermal conductivity 71-73 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0210-8360 째C
Density 2280-3621 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 Special Alloy 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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