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 485~771 σb/MPa
    Yield Strength 558 σ 0.2 ≥/MPa
    Elongation 19 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 691~919 -
    HRC 30 -

    Physical Properties

    Thermal expansion 84-84 e-6/K
    Thermal conductivity 70-18 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 0412-3656 째C
    Density 0770-2517 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