St35KK chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of St35KK

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ONORM St35KK

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This page is mainly introduced the St35KK chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of St35KK,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
St35KK
  • Steel Garde:St35KK
  • Type:Special Alloy
  • Country:Austria
  • Standard:ONORM
  • Application:Austrian structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
St35KKW ONORM Austria

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 750~397 σb/MPa
Yield Strength 638 σ 0.2 ≥/MPa
Elongation 97 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 948~923 -
HRC 30 -

Physical Properties

Thermal expansion 27-76 e-6/K
Thermal conductivity 39-46 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1976-6926 째C
Density 2341-6640 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)
St35KK 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