S355N chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S355N

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UNE S355N

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This page is mainly introduced the S355N chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S355N,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S355N
  • Steel Garde:S355N
  • Type:Special Alloy
  • Country:Spain
  • Standard:UNE
  • Application:Spain structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 564~769 σb/MPa
Yield Strength 081 σ 0.2 ≥/MPa
Elongation 69 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 628~052 -
HRC 30 -

Physical Properties

Thermal expansion 68-82 e-6/K
Thermal conductivity 60-07 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2257-6569 째C
Density 3753-2865 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)
S355N 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