SUS431FB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS431FB

Location » Home » Grades > Special Alloy > SUS431FB

JIS SUS431FB

Profile

This page is mainly introduced the SUS431FB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS431FB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
  • Steel Garde:SUS431FB
  • Type:Special Alloy
  • Country:Japan
  • Standard:JIS
  • Application:martensitic stainless steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 906~202 σb/MPa
Yield Strength 134 σ 0.2 ≥/MPa
Elongation 08 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 429~666 -
HRC 30 -

Physical Properties

Thermal expansion 09-94 e-6/K
Thermal conductivity 23-44 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5331-6025 째C
Density 9270-9514 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)
SUS431FB 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:SUS431FB
Previous: SUS420J2FB
Next: SUS630FB