SUS 430 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 430

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JIS SUS 430

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This page is mainly introduced the SUS 430 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SUS 430,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Cold-formed stainless steel sections
  • Steel Garde:SUS 430
  • Type:Stainless Steels
  • Country:Japan
  • Standard:JIS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 G 4320 (2003) Cold-formed stainless steel sections
  • Metallographic Structure:Ferrite
  • Application:Cold-formed stainless steel sections

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.12
Si   0.75
Mn   1.00
P   0.04
S   0.03
Cr 16.00  18.00
Ni   0.60
Mo  
N  

Mechanical Properties

Tensile strength 662~794 σb/MPa
Yield Strength 105 σ 0.2 ≥/MPa
Elongation 68 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 343~614 -
HRC 30 -

Physical Properties

Thermal expansion 71-61 e-6/K
Thermal conductivity 04-05 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2109-1885 째C
Density 6561-7134 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 430 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