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Methods for producing passive strain indicator on turbine components

  • US 10,415,964 B2
  • Filed: 12/22/2016
  • Issued: 09/17/2019
  • Est. Priority Date: 05/30/2014
  • Status: Active Grant
First Claim
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1. A method for manufacturing a passive strain indicator on a turbine component, the method comprising:

  • providing a turbine component comprising an exterior surface;

    depositing a ceramic material onto a portion of the exterior surface to form a passive strain indicator comprising at least two reference points, wherein the ceramic material comprises a first color and the at least two reference points are at least partially separated by an exposed portion of the exterior surface; and

    depositing a visually contrasting material in the exposed portion, the visually contrasting material comprising a second color different from the first color.

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