St41KKW chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of St41KKW

Location » Home » Grades > Special Alloy > St41KKW

ONORM St41KKW

Profile

This page is mainly introduced the St41KKW chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of St41KKW,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
St41KKW
  • Steel Garde:St41KKW
  • Type:Special Alloy
  • Country:Austria
  • Standard:ONORM
  • Application:Austrian structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 961~866 σb/MPa
Yield Strength 078 σ 0.2 ≥/MPa
Elongation 34 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 176~367 -
HRC 30 -

Physical Properties

Thermal expansion 64-21 e-6/K
Thermal conductivity 14-31 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3881-3956 째C
Density 2525-3323 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)
St41KKW 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

Hot keywords:St41KKW
Previous: St41KK
Next: 17Mn4KW