St02FK40 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of St02FK40

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ONORM St02FK40

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This page is mainly introduced the St02FK40 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of St02FK40,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
St02FK40
  • Steel Garde:St02FK40
  • Type:Special Alloy
  • Country:Austria
  • Standard:ONORM
  • Application:Austrian structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 701~949 σb/MPa
Yield Strength 143 σ 0.2 ≥/MPa
Elongation 39 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 580~215 -
HRC 30 -

Physical Properties

Thermal expansion 69-53 e-6/K
Thermal conductivity 29-55 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3979-2712 째C
Density 0176-0521 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)
St02FK40 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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