EN P355QH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN P355QH

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EN EN P355QH

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This page is mainly introduced the EN P355QH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN P355QH,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Euronorm Structural steel, EN P355QH
  • Steel Garde:EN P355QH
  • Type:Special Alloy
  • Country:Euronorm
  • Standard:EN
  • Application:Euronorm Structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
P355QH UNE Spain
P355QH1 UNE Spain
EN P355QH EN Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 974~285 σb/MPa
Yield Strength 324 σ 0.2 ≥/MPa
Elongation 37 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 933~695 -
HRC 30 -

Physical Properties

Thermal expansion 81-68 e-6/K
Thermal conductivity 85-73 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2316-6887 째C
Density 5247-1742 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)
EN P355QH 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