A precipitation hard enable nickel-chromium alloy with significant amounts of Iron, Niobium and molybdenum giving it excellent creep rupture strengths up to 1300°F.
UNS # - N07718

Chemical Composition:

  • Al - 0.20 - 0.80%

 

  • B - 0.006%

 

  • C - 0.08%

 

  • Cb - 4.75 - 5.50%

 

  • Co - 1.00%

 

  • Cr - 17.0 - 21.0%

 

  • Cu - 0.30%

 

  • Fe - Rem.

 

  • Mn - 0.035%

 

  • Mo - 2.80 - 3.30%

 

  • Ni - 50.0 - 55.0%

 

  • P - 0.015%

 

  • S - 0.015%

 

  • Si - 0.35%

 

  • Ti - 0.65 - 1.15%