SN400B chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SN400B

Location » Home » Grades > Special Alloy > SN400B

CNS SN400B

Profile

This page is mainly introduced the SN400B chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SN400B,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SN400B
  • Steel Garde:SN400B
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 083~291 σb/MPa
Yield Strength 407 σ 0.2 ≥/MPa
Elongation 46 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 935~206 -
HRC 30 -

Physical Properties

Thermal expansion 58-44 e-6/K
Thermal conductivity 60-02 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5630-3736 째C
Density 8023-7205 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)
SN400B 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:SN400B
Previous: SN400A
Next: SN400C