Incoloy 903 age-hardenable nickel-iron-cobalt alloy sheet, plate, strip, bar, rod, wire

Incoloy 903 age-hardenable nickel-iron-cobalt alloy sheet, plate, strip, bar, rod, wire

Incoloy 903 (UNS N19903)

• Introduction of Incoloy 903:
  • INCOLOY 903 (UNS N19903) is an  age-hardenable nickel-iron-cobalt alloy whose outstanding characteristics are  a constant low coefficient of thermal expansion, a constant modulus of  elasticity, and high strength.
• Characters of Incoloy 903:
  • Constant low coefficient of thermal expansion
  • l    Constant modulus of elasticity,
  • l    High strength.
• Applications of Incoloy 903:
  • The alloy’s characteristics make it an excellent candidate  for applications such as rocket-engine thrust chambers, steam-turbine bolts,  springs, gage blocks, and ordnance hardware.
• Equal grades
  • UNS N19903, Pyromet* Alloy CTX-1
• Chemical  composition
  • Nickel  ..........................................................................36.0-40.0
  • Cobalt..........................................................................13.0-17.0
  • Aluminum ....................................................................0.30-1.15
  • Titanium.......................................................................1.00-1.85
  • Niobium  .......................................................................2.40-3.50
  • Iron ...............................................................................Reminder
• Standards of Incoloy 903:
  • A-one Alloy internal standard
• Forms of products  available
  • Sheet, plate, strip, bar, rod, wire, forging
• Stock & Delivery of Incoloy 903:
  • Delivery of wire and bar is 4 weeks.  Delivery of other product is available per request

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