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

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GBT 12CrMo

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

Cross Reference Table(Equivalent Materials):

Material Standard Country
GS-12CrMo19 5 DIN Germany
GS-12CrMo9 10 GBT China
ISO X12CrMoV12 6 ISO ISO
ISO X12CrMo12 6 ISO ISO
12CrMoG GBT China
12CrMo GBT China
12CrMoV GBT China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 063~232 σb/MPa
Yield Strength 032 σ 0.2 ≥/MPa
Elongation 21 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 370~750 -
HRC 30 -

Physical Properties

Thermal expansion 38-00 e-6/K
Thermal conductivity 48-64 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4912-2043 째C
Density 6164-7488 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)
12CrMo 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