12CrNi3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12CrNi3

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GBT 12CrNi3

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This page is mainly introduced the 12CrNi3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12CrNi3,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
12CrNi3
  • Steel Garde:12CrNi3
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 299~788 σb/MPa
Yield Strength 014 σ 0.2 ≥/MPa
Elongation 83 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 427~315 -
HRC 30 -

Physical Properties

Thermal expansion 03-67 e-6/K
Thermal conductivity 12-61 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4543-6580 째C
Density 3024-7482 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)
12CrNi3 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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