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 537~972 σb/MPa
Yield Strength 310 σ 0.2 ≥/MPa
Elongation 26 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 241~315 -
HRC 30 -

Physical Properties

Thermal expansion 36-15 e-6/K
Thermal conductivity 37-82 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8647-4225 째C
Density 4682-6673 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