EN P690QH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN P690QH

Location » Home » Grades > Special Alloy > EN P690QH

EN EN P690QH

Profile

This page is mainly introduced the EN P690QH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of EN P690QH,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Euronorm Structural steel, EN P690QH
  • Steel Garde:EN P690QH
  • Type:Special Alloy
  • Country:Euronorm
  • Standard:EN
  • Application:Euronorm Structural steel

Cross Reference Table(Equivalent Materials):

Material Standard Country
P690QH UNE Spain
EN P690QH EN Euronorm
EN P690QH EN Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 901~470 σb/MPa
Yield Strength 783 σ 0.2 ≥/MPa
Elongation 40 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 664~464 -
HRC 30 -

Physical Properties

Thermal expansion 90-41 e-6/K
Thermal conductivity 56-10 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2577-2380 째C
Density 9142-6579 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 P690QH 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