S32750 Stainless Steel

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Description

1.4410 (X2CrNiMoN25-7-4) is the standard grade of super-duplex stainless steel based on 25% chromium, 7% nickel and significant additions of molybdenum, manganese and nitrogen. It shows the following features and properties:


  • Very high strength
  • Very good resistance to pitting and crevice corrosion
  • Excellent resistance to chloride stress corrosion cracking
  • Good workability and weldability
  • Related Standards

    Equivalent Materials

    Properties

    Mechanical

    Elongation A

    15 % at 20 °C

    Hardness, Brinell HB

    280 [-] at 20 °C

    max.

    Tensile strength Rm

    760 - 800 MPa at 20 °C

    Yield strength YS

    315 - 550 MPa at 20 °C

    Chemical properties

    Element

    Weight %

    Comment

    Fe

    -

    Balance

    Cr

    25 %

    Ni

    7 %

    Mo

    4 %

    N

    0.28 %

    Technological properties

    Application areas

    Offshore & marine: Offshore platforms and equipment, components for gas, oil and process cooling plants, wellhead and subsea wellhead fittings, desalination plants, seawater cooled heat exchangers and high strength fasteners;Chemical processing: Chemical tanks, flue gas filters, acid distillation components and heat exchangers

    Corrosion properties

    Very good corrosion resistance

    General machinability

    Good workability

    This material data has been provided by Columbia Metals.

    All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
    Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.