BEAMIT | Inconel 718 | Ideal for the construction of turbine pallets in the energetic field and valves in severe industries

718

Inconel

718 - Inconel

DMLS - Inconel 718 by BEAMIT

Inconel 718

Inconel 718: this super alloy is characterised by excellent mechanical properties (resistance, hardness etc.), corrosion and high temperature resistance.
It’s mainly used for applications in the race engine and aeronautic fields.
It’s employed to produce turbine pallets in the energetic field and valves in severe industries such as the petrochemical sector.

> 99,9%
Density

Chemical Composition

  • Fe balance
  • Ni 50,000 / 55,000
  • Cr 17,000 / 21,000
  • Nb 4,750 / 5,500
  • Mo 2,800 / 3,300
  • Ti 0,650 / 1,150
  • Al 0,400 / 0,600
  • Mn - / 0,350
  • Si - / 0,350
  • C - / 0,080
  • B - / 0,006
  • P - / 0,015
  • S - / 0,015
  • Cu - / 0,300
  • Co - / 2,000
  • O - / 0,040
  • N - / 0,200
  • Mechanical Proprieties

    Tensile
    properties
    at
    room temperature
     
    As Built Solution Precipitation Hardening (Solution + Precipitation)
    Z XY Z XY Z XY
    Mean ± std. Dev. Mean ± std. Dev. Mean ± std. Dev. Mean ± std. Dev. Mean ± std. Dev. Mean ± std. Dev.
    UTS [MPa] 967 ± 20 1089 ± 25 1355 ± 60 1439 ± 60 1354 ± 15 1373 ± 55
    Yield Strenght [MPa] 640 ± 25 781 ± 30 1091 ± 65 1214 ± 60 1155 ± 10 1195 ± 20
    Elongation at break [%] 31 ± 4 21 ± 5 21 ± 5 13 ± 5 7 ± 4 7 ± 3
    Young's Modulus [GPa] 192 ± 10 220 ± 55 - ± - - ± - 162 ± 15 164 ± 10
    Tensile properties at 650°C
     
     
    AMS2774 (stress relieve + HIP + solution + precipitation)
    Z
    Mean ± std. Dev.
    UTS [MPa] 906 ± 15
    Yield Strenght [MPa] 1110 ± 15
    Elongation at break [%] 27 ± 5
    Hardness
     
     
    As Built Precipitation Hardening (solution + precipitation)
    HV HRC HV HRC
    HV/HRC min 255 23 445 45

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