N07718 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of N07718

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UNS N07718

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This page is mainly introduced the N07718 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of N07718,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Ni-Cr Alloy Precipitation Hardenable

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 805~160 σb/MPa
    Yield Strength 939 σ 0.2 ≥/MPa
    Elongation 84 δ5≥(%)
    ψ - ψ≥(%)
    Akv - Akv≥/J
    HBS 668~821 -
    HRC 30 -

    Physical Properties

    Thermal expansion 02-68 e-6/K
    Thermal conductivity 65-18 W/m.K
    Specific heat 450-460 J/kg.K
    Melting temperature 8589-4410 째C
    Density 4783-5611 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)
    N07718 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