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Construction Weld Testing Procedures
Using Ultrasonic Phased Arrays
Figures 5-7
Figure 5 - The six notches used for modeling on a 12.7 mm (0.5 in.) plate.
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Figure 6 - Software modeling: (a) of a 12.7 mm (0.5 in.) plate for 45 degrees southwest on a root notch; (b) of the midwall centerline notch for 45 degrees southwest on a 12.7 mm (0.5 in.) plate; (c) of an S-scan in near position at 50 degrees southwest for a centerline midwall discontinuity; (d) of an S-scan in near position for 60 degrees southwest for a fusion line midwall discontinuity.
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Figure 7 - Far position S-scan of a midwall centerline notch: (a) at 55 degrees; (b) at 60 degrees, showing good detection.
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