Home | Products | PER718 – Nickel alloys

PER718 Nickel alloys

  • Aerospace
  • Energy
  • Tooling

Spécifications

  • Common name
    INCO 718
  • EU
    NiCr19Fe19Nb5Mo3
  • USA
    UNS:N07718

Typical composition

  • C
    0,04
  • Ni
    Base
  • Cr
    18
  • Mo
    3
  • Ti
    0,9
  • Al
    0,5
  • Nb
    5,2
  • Fe
    18,5

Applications

• Aerospace industry: compressor discs.
• Marine and land-based machines.
• Fasteners or diverse components requiring a particularly high yield strength and which must also be stainless or non magnetic.

Mechanical properties

Precipitation hardened, nickel-based superalloy with:
• Good resistance to high temperature oxidation.
• Excellent mechanical properties up to temperatures around 700°C.
• Generally used for parts working within the 600-700°C range.

Mechanical features

  • Heat treatment
    H + V
  • UTS (N/mm²)
    1360
  • A (%)
    18
  • Solution treated : H
    Annealed : R
  • Thermo-mechanical treatment : TM
    Quenched and tempered : T+RV
  • Sub-zero treatment : F
    Solution treated and aged : T+RV
PER718_FR
Download (PDF, 312 KB)

See also

AD730

  • Aerospace
  • Defense
  • Energy
  • Tooling
Nickel alloys
  • Aero engine
  • Disks
  • Fasteners
  • High temperature
  • Land turbine
  • Turbine disks
Spécifications
  • EU : NiCr16Co9Fr4Mo3W3Ti3Al2
Heat treatment
  • H + V
Read more
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