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

Location » Home » Grades > Special Alloy > EN P355QH

EN EN P355QH

Profile

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 681~848 σb/MPa
Yield Strength 065 σ 0.2 ≥/MPa
Elongation 01 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 340~845 -
HRC 30 -

Physical Properties

Thermal expansion 53-13 e-6/K
Thermal conductivity 92-43 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8223-8405 째C
Density 5215-3887 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