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

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CNS CNS 309S

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This page is mainly introduced the CNS 309S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CNS 309S,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
CNS 309S
  • Steel Garde:CNS 309S
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Stainless steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength 584~136 σb/MPa
Yield Strength 226 σ 0.2 ≥/MPa
Elongation 32 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 789~515 -
HRC 30 -

Physical Properties

Thermal expansion 19-66 e-6/K
Thermal conductivity 72-02 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8917-7022 째C
Density 8415-2741 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)
CNS 309S Special Alloy 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