Hastelloy X

UNS N06002 nickel_superalloy
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Solid-solution Ni-Cr-Fe-Mo alloy with excellent oxidation resistance to 1200 °C. Preferred for gas turbine combustion zones and industrial furnace components.

Applicable Standards

  • AMS 5754
  • ASTM B435
  • UNS N06002

Composition Ranges (wt %)

Element Min (%) Max (%) Typical Range
Ni 45.0 100.0 ~72.5
Cr 20.5 23.0 ~21.75
Fe 17.0 20.0 ~18.5
Mo 8.0 10.0 ~9.0
Co 0.5 2.5 ~1.5
W 0.2 1.0 ~0.6
Ni 45.0–100.0% Cr 20.5–23.0% Fe 17.0–20.0% Mo 8.0–10.0% Co 0.5–2.5% W 0.2–1.0%

Typical Applications

  • Combustion liners
  • Transition ducts
  • Furnace hardware
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