12Cr2MoG chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12Cr2MoG

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GBT 12Cr2MoG

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This page is mainly introduced the 12Cr2MoG chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12Cr2MoG,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
12Cr2MoG
  • Steel Garde:12Cr2MoG
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 022~776 σb/MPa
Yield Strength 557 σ 0.2 ≥/MPa
Elongation 39 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 823~796 -
HRC 30 -

Physical Properties

Thermal expansion 09-86 e-6/K
Thermal conductivity 26-18 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3836-8136 째C
Density 4133-7280 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)
12Cr2MoG 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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