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 703~119 σb/MPa
Yield Strength 738 σ 0.2 ≥/MPa
Elongation 55 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 065~732 -
HRC 30 -

Physical Properties

Thermal expansion 32-39 e-6/K
Thermal conductivity 00-73 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 6015-6519 째C
Density 2383-8533 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