S31009 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S31009

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AISI S31009

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This page is mainly introduced the S31009 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S31009,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Austenitic Chromium Nickel Heat Resisting Steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.04  0.10
Si   0.75
Mn   2.00
P   0.045
S   0.03
Cr 24.00  26.00
Ni 19.00  22.00

Mechanical Properties

Tensile strength 952~891 σb/MPa
Yield Strength 503 σ 0.2 ≥/MPa
Elongation 68 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 922~280 -
HRC 30 -

Physical Properties

Thermal expansion 36-33 e-6/K
Thermal conductivity 71-62 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9508-5996 째C
Density 1178-1336 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)
S31009 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