GH1138 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH1138

Location » Home » Grades > Special Alloy > GH1138

GBT GH1138

Profile

This page is mainly introduced the GH1138 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH1138,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GH1138
  • Steel Garde:GH1138
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:High temperature iron base alloy

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 661~081 σb/MPa
Yield Strength 159 σ 0.2 ≥/MPa
Elongation 62 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 402~414 -
HRC 30 -

Physical Properties

Thermal expansion 06-71 e-6/K
Thermal conductivity 71-51 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4374-7116 째C
Density 8321-0601 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)
GH1138 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

Hot keywords:GH1138
Previous: GH1014
Next: GH1139