2.4668 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 2.4668

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DIN 2.4668

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This page is mainly introduced the 2.4668 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 2.4668,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
NiCr19Fe19Nb5Mo3;  NiCr19Fe19Nb5Mn3
  • Steel Garde:2.4668
  • Type:Superalloys
  • Country:Germany
  • Standard:DIN
  • Standard Number:
    ITEM Standard Number Descriptions
    1 DIN 17744 (2002) Wrought nickel alloys with molybdenum and chromium - Chemical composition
    2 DIN 17750 (2002) Plates, strips and sheets of wrought nickel and nickel alloys - Properties
    3 DIN 17752 (2002) Rods and bars of wrought and nickel alloys - Properties
    4 DIN 17753 (2002) Wires of wrought nickel and nickel alloys - Properties
    5 DIN EN 10088-1 Stainless steels - Part 1: List of stainless steels
    6 DIN EN 10302 (2002) Creep resisting steels, nickel and cobalt alloys
  • Application:Classification and designation for superalloys and high temperature intermetallic materials

Relevant products:

  • UNS NO7718/ Inconel 718 / 2.4668 Round bar

    UNS NO7718/ Inco...

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

    Elements Min.(≥) Max.(≤) Similar Remarks
    C   0.03
    Cr 17.0  21.0
    Mo 2.80  3.30
    Ni 50.0  55.0
    Al 0.20  0.60
    Nb 4.75  5.50
    Fe   Bal
    Si   0.35
    Mn   0.35
    P   0.015
    S   0.015
    B   0.006

    Mechanical Properties

    Tensile strength 069~598 σb/MPa
    Yield Strength 527 σ 0.2 ≥/MPa
    Elongation 25 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 379~009 -
    HRC 30 -

    Physical Properties

    Thermal expansion 56-62 e-6/K
    Thermal conductivity 73-03 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 9244-3602 째C
    Density 4318-8667 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)
    2.4668 Superalloys 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