S355M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S355M

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UNE S355M

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This page is mainly introduced the S355M chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S355M,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
S355M
  • Steel Garde:S355M
  • Type:Special Alloy
  • Country:Spain
  • Standard:UNE
  • Application:Spain structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 381~462 σb/MPa
Yield Strength 306 σ 0.2 ≥/MPa
Elongation 40 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 956~395 -
HRC 30 -

Physical Properties

Thermal expansion 73-52 e-6/K
Thermal conductivity 25-52 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5179-1512 째C
Density 0213-3383 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)
S355M 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