S355K2G4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S355K2G4

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UNE S355K2G4

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This page is mainly introduced the S355K2G4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S355K2G4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S355K2G4
  • Steel Garde:S355K2G4
  • Type:Special Alloy
  • Country:Spain
  • Standard:UNE
  • Application:Spain structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 606~895 σb/MPa
Yield Strength 905 σ 0.2 ≥/MPa
Elongation 31 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 785~284 -
HRC 30 -

Physical Properties

Thermal expansion 40-74 e-6/K
Thermal conductivity 62-21 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8014-6044 째C
Density 2073-9234 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)
S355K2G4 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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