SUS 403 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 403

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JIS SUS 403

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This page is mainly introduced the SUS 403 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 403,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Heat-resisting steel plate, sheet and strip
  • Steel Garde:SUS 403
  • Type:Stainless Steels
  • Country:Japan
  • Standard:JIS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 G 4312 (2011) Heat-resisting steel plate, sheet and strip
  • Metallographic Structure:Martensite
  • Application:Heat-resisting steel plate, sheet and strip

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.15
Si   0.50
Mn   1.00
P   0.04
S   0.03
Cr 11.50  13.00
Ni   0.60
Mo  
N  

Mechanical Properties

Tensile strength 203~456 σb/MPa
Yield Strength 820 σ 0.2 ≥/MPa
Elongation 15 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 131~203 -
HRC 30 -

Physical Properties

Thermal expansion 65-48 e-6/K
Thermal conductivity 39-30 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0598-3291 째C
Density 8943-5673 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)
SUS 403 Stainless Steels 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