CNS 303 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CNS 303

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CNS CNS 303

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This page is mainly introduced the CNS 303 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CNS 303,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
CNS standard stainless steel austenite size
  • Steel Garde:CNS 303
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:CNS standard stainless steel austenite size

Relevant products:

  • GH3039 round bar

    GH3039 round bar

  • Chemical composition(mass fraction)(wt.%)

    Mechanical Properties

    Tensile strength 606~835 σb/MPa
    Yield Strength 755 σ 0.2 ≥/MPa
    Elongation 53 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 861~810 -
    HRC 30 -

    Physical Properties

    Thermal expansion 51-81 e-6/K
    Thermal conductivity 61-18 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 6928-4174 째C
    Density 3518-5814 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 303 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