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NDT Solution

Electronic Speckle Pattern Interferometry
Applied to the Characterization of
Materials at Elevated Temperature

Figures 1-4

 

  Figure 1

Figure 1 - ESPI system for the measurement of in-plane displacements.

 [ Back to January '98 NDT Solution ]

 

 

Figure 2

Figure 2 - Thermal expansion fringes in the Haynes alloy bar at 1,000 ºC (1832 ºF).

[ Back to January '98 NDT Solution ]

 

 

Figure 3

Figure 3 - Thermal expansion coefficient of Haynes alloy at high temperatures.

[ Back to January '98 NDT Solution ]

 

 

Figure 4

Figure 4 - Fringes corresponding to the displacements perpendicular to the loading direction, in the central portion of the Haynes alloy disk subjected to diametral compression, at 1,000 ºC (1,832 ºF).

[ Back to January '98 NDT Solution ]


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[ Materials Evaluation ]

 

 
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