ВК25 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ВК25

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ГОСТ ВК25

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This page is mainly introduced the ВК25 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ВК25,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
  • Steel Garde:ВК25
  • Type:Special Alloy
  • Country:Russia
  • Standard:ГОСТ
  • Application:Carbide for cutting tools

Cross Reference Table(Equivalent Materials):

Material Standard Country
ВК25 ГОСТ Russia

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 887~980 σb/MPa
Yield Strength 792 σ 0.2 ≥/MPa
Elongation 88 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 239~988 -
HRC 30 -

Physical Properties

Thermal expansion 46-75 e-6/K
Thermal conductivity 51-76 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3339-1479 째C
Density 4920-6471 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)
ВК25 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