S31200 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S31200

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AISI S31200

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This page is mainly introduced the S31200 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S31200,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Ferritic-Austenitic Chromium Nickel Molybdenum Nitrogen Stainless Steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.03
Mn   2.00
Si   1.00
P   0.045
S   0.03
Cr 24.00  26.00
Ni 5.50  6.50
Mo 1.20  2.00
N 0.14  0.20

Mechanical Properties

Tensile strength 396~168 σb/MPa
Yield Strength 962 σ 0.2 ≥/MPa
Elongation 48 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 124~964 -
HRC 30 -

Physical Properties

Thermal expansion 71-99 e-6/K
Thermal conductivity 18-55 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0054-9542 째C
Density 9350-7929 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)
S31200 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