Alloy 909 / UNS N19909

Grade: Incoloy 909 / UNS N19909

Sheet/Plate: 0.3mm-150mm

Strip/Foil: 0.02mm-16mm

Pipe: 6mm*0.5mm-1200mm*100mm

Bar: Ф6mm – Ф600mm

Wire: Ф0.01mm – Ф6mm

Others: Forged Rings, Flanges, Elbows, Tees, Reducers etc.

Standard: ASTM/ASME/AMS

Incoloy 909 is a precipitation-hardenable nickel-iron-cobalt alloy with low thermal expansion, high strength and excellent dimensional stability. It maintains a nearly constant expansion coefficient and elastic modulus, making it suitable for aerospace and precision applications requiring stable performance at elevated temperatures.

Chemical Composition (%)

Element Content
Ni Bal.
Fe Bal.
Co 12-16
Nb 4.5-5.5
Ti 1.3-1.8
Si ≤0.25

Mechanical Properties (Typical)

Property Value
Tensile Strength ≈1035 MPa
Yield Strength ≈690 MPa
Elongation ≥15%

Applications

  • Gas turbine components
  • Aerospace engine parts
  • Precision mechanical systems
  • High temperature fasteners

Incoloy 909 is a precipitation-hardenable nickel-iron-cobalt alloy with low thermal expansion, high strength and excellent dimensional stability. It maintains a nearly constant expansion coefficient and elastic modulus, making it suitable for aerospace and precision applications requiring stable performance at elevated temperatures.

Chemical Composition (%)

Element Content
Ni Bal.
Fe Bal.
Co 12-16
Nb 4.5-5.5
Ti 1.3-1.8
Si ≤0.25

Mechanical Properties (Typical)

Property Value
Tensile Strength ≈1035 MPa
Yield Strength ≈690 MPa
Elongation ≥15%

Applications

  • Gas turbine components
  • Aerospace engine parts
  • Precision mechanical systems
  • High temperature fasteners
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