Q235NH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Q235NH

Location » Home » Grades > Special Alloy > Q235NH

GBT Q235NH

Profile

This page is mainly introduced the Q235NH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Q235NH,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Q235NH
  • Steel Garde:Q235NH
  • Type:Special Alloy
  • Country:China
  • Standard:GBT
  • Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 857~039 σb/MPa
Yield Strength 985 σ 0.2 ≥/MPa
Elongation 91 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 084~744 -
HRC 30 -

Physical Properties

Thermal expansion 38-01 e-6/K
Thermal conductivity 05-03 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7642-0394 째C
Density 4768-1373 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)
Q235NH 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:Q235NH
Previous: Q690
Next: Q295NH