P355NH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of P355NH

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UNE P355NH

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This page is mainly introduced the P355NH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of P355NH,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
P355NH
  • Steel Garde:P355NH
  • Type:Special Alloy
  • Country:Spain
  • Standard:UNE
  • Application:Spain structural alloy steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
P355NH UNE Spain
EN P355NH EN Euronorm
EN P355NH EN Euronorm
EN P355NH EN Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 956~232 σb/MPa
Yield Strength 823 σ 0.2 ≥/MPa
Elongation 02 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 309~321 -
HRC 30 -

Physical Properties

Thermal expansion 23-17 e-6/K
Thermal conductivity 13-62 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4017-3611 째C
Density 9918-5769 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)
P355NH 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