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 303
  • Steel Garde:CNS 303
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Stainless steel

Relevant products:

  • GH3039 round bar

    GH3039 round bar

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

    Mechanical Properties

    Tensile strength 142~317 σb/MPa
    Yield Strength 131 σ 0.2 ≥/MPa
    Elongation 13 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 561~376 -
    HRC 30 -

    Physical Properties

    Thermal expansion 99-63 e-6/K
    Thermal conductivity 59-02 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 1473-6288 째C
    Density 1273-5835 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