S355J2G4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S355J2G4

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UNE S355J2G4

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This page is mainly introduced the S355J2G4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S355J2G4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S355J2G4
  • Steel Garde:S355J2G4
  • Type:Special Alloy
  • Country:Spain
  • Standard:UNE
  • Application:Spain structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
EN S355J2G4 EN Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 268~128 σb/MPa
Yield Strength 337 σ 0.2 ≥/MPa
Elongation 99 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 048~811 -
HRC 30 -

Physical Properties

Thermal expansion 42-38 e-6/K
Thermal conductivity 70-33 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8996-6508 째C
Density 5894-8362 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

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Size Availability

Steel Grade Specification Processing range(mm)
S355J2G4 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