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Method for closing core printout holes in superalloy gas turbine blades

  • US 6,454,156 B1
  • Filed: 06/23/2000
  • Issued: 09/24/2002
  • Est. Priority Date: 06/23/2000
  • Status: Active Grant
First Claim
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1. A method of closing a core printout hole in a superalloy turbine blade, the method comprising the steps of:

  • providing a superalloy plug having a given peripheral configuration;

    forming the hole to have a configuration that is structured to cooperatively receive the plug therein and to form a mechanical lock therebetween;

    receiving the plug in the hole; and

    bonding the plug to the turbine blade.

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