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Nickel-based superalloy and articles

  • US 10,640,849 B1
  • Filed: 11/09/2018
  • Issued: 05/05/2020
  • Est. Priority Date: 11/09/2018
  • Status: Active Grant
First Claim
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1. A composition of matter comprising:

  • from about 16 to about 20 wt % chromium;

    greater than 6 to about 10 wt % aluminum;

    from about 2 to about 10 wt % iron;

    less than about 0.04 wt % yttrium;

    less than about 12 wt % cobalt;

    less than about 1.0 wt % manganese;

    less than about 1.0 wt % molybdenum;

    less than about 1.0 wt % silicon;

    less than about 0.25 wt % carbon;

    about 0.03 wt % boron;

    less than about 1.0 wt % tungsten;

    less than about 1.0 wt % tantalum;

    about 0.5 wt % titanium;

    about 0.5 wt % hafnium;

    about 0.5 wt % rhenium;

    about 0.4 wt % lanthanide elements; and

    balance nickel and incidental impurities.

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