309S24 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 309S24

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B.S. 309S24

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This page is mainly introduced the 309S24 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 309S24,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel plate, sheet and strip. Specification for stainless and heat-resisting steel plate, sheet and strip
  • Steel Garde:309S24
  • Type:Stainless Steels
  • Country:UK
  • Standard:B.S.
  • Standard Number:
    ITEM Standard Number Descriptions
    1 BS 1449-2 Steel plate, sheet and strip. Specification for stainless and heat-resisting steel plate, sheet and strip
  • Application:Steel plate, sheet and strip. Specification for stainless and heat-resisting steel plate, sheet and strip

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.15
Si   1.00
Mn   2.00
P   0.045
S   0.03
Cr 22.00  25.00
Mo  
Ni 13.00  16.00

Mechanical Properties

Tensile strength 656~203 σb/MPa
Yield Strength 471 σ 0.2 ≥/MPa
Elongation 12 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 642~032 -
HRC 30 -

Physical Properties

Thermal expansion 57-67 e-6/K
Thermal conductivity 71-55 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7796-5983 째C
Density 2143-1828 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)
309S24 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

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