CNS 440A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CNS 440A

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CNS CNS 440A

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This page is mainly introduced the CNS 440A chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of CNS 440A,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
CNS 440A
  • Steel Garde:CNS 440A
  • Type:Special Alloy
  • Country:China
  • Standard:CNS
  • Application:China Taiwan Stainless steel

Relevant products:

  • 1.4109 / 440A / X70CrMo15 Martensitic Stainless Steel Sheet & Coil

    1.4109 / 440A /...

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

    Mechanical Properties

    Tensile strength 727~794 σb/MPa
    Yield Strength 417 σ 0.2 ≥/MPa
    Elongation 83 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 272~241 -
    HRC 30 -

    Physical Properties

    Thermal expansion 08-99 e-6/K
    Thermal conductivity 54-35 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 0436-0091 째C
    Density 1929-5768 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 440A 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