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 553~842 σb/MPa
    Yield Strength 655 σ 0.2 ≥/MPa
    Elongation 39 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 242~302 -
    HRC 30 -

    Physical Properties

    Thermal expansion 18-77 e-6/K
    Thermal conductivity 07-09 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 0008-1165 째C
    Density 3300-1561 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