GH1140 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH1140

Location » Home » Grades > Special Alloy > GH1140

GBT GH1140

Profile

This page is mainly introduced the GH1140 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH1140,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GH1140
  • Steel Garde:GH1140
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:Solid solution strengthening type iron base alloy

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 703~634 σb/MPa
Yield Strength 690 σ 0.2 ≥/MPa
Elongation 25 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 566~712 -
HRC 30 -

Physical Properties

Thermal expansion 03-37 e-6/K
Thermal conductivity 14-72 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5120-8347 째C
Density 1416-7625 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)
GH1140 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:GH1140
Previous: GH1131
Next: GH2018