12Cr2Mo chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12Cr2Mo

Location » Home » Grades > Special Alloy > 12Cr2Mo

GBT 12Cr2Mo

Profile

This page is mainly introduced the 12Cr2Mo chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12Cr2Mo,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
12Cr2Mo
  • Steel Garde:12Cr2Mo
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
12Cr2MoG GBT China
12Cr2MoWVTiB GBT China
12Cr2MoWVTiB GBT China
12Cr2MoWVTiB GBT China
12Cr2MoWVTiB GBT China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 357~488 σb/MPa
Yield Strength 725 σ 0.2 ≥/MPa
Elongation 77 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 867~518 -
HRC 30 -

Physical Properties

Thermal expansion 26-41 e-6/K
Thermal conductivity 59-71 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8362-4242 째C
Density 9986-2906 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)
12Cr2Mo 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