12CrNi2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12CrNi2

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GBT 12CrNi2

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This page is mainly introduced the 12CrNi2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12CrNi2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
12CrNi2
  • Steel Garde:12CrNi2
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
X12CrNi23-13/X7CrNi23-14 DIN Germany
EN X12CrNi2621KE EN Euronorm
EN X12CrNi23-13 EN Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 955~938 σb/MPa
Yield Strength 898 σ 0.2 ≥/MPa
Elongation 17 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 112~456 -
HRC 30 -

Physical Properties

Thermal expansion 72-28 e-6/K
Thermal conductivity 27-25 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2939-9845 째C
Density 0628-8745 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)
12CrNi2 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