P420QH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of P420QH

Location » Home » Grades > Special Alloy > P420QH

UNE P420QH

Profile

This page is mainly introduced the P420QH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of P420QH,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
P420QH
  • Steel Garde:P420QH
  • Type:Special Alloy
  • Country:Spain
  • Standard:UNE
  • Application:Spain structural alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 033~037 σb/MPa
Yield Strength 792 σ 0.2 ≥/MPa
Elongation 99 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 503~219 -
HRC 30 -

Physical Properties

Thermal expansion 36-93 e-6/K
Thermal conductivity 66-20 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5940-1412 째C
Density 1956-1110 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)
P420QH 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

Hot keywords:P420QH
Previous: P420NH
Next: 410004