Χ12 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Χ12

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ГОСТ Χ12

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This page is mainly introduced the Χ12 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Χ12,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
  • Steel Garde:Χ12
  • Type:Special Alloy
  • Country:Russia
  • Standard:ГОСТ
  • Application:Carbide for cutting tools

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 213~679 σb/MPa
Yield Strength 150 σ 0.2 ≥/MPa
Elongation 22 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 438~336 -
HRC 30 -

Physical Properties

Thermal expansion 94-89 e-6/K
Thermal conductivity 69-43 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0895-0996 째C
Density 6447-5230 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)
Χ12 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