Leaking Air Cooler Oil Refinery (Pernis - Netherlands) Tube Size 0.78" ID (19.88 mm) Material A179 # of Tubes 261 Inspection Time 1.5 hours total (including set-up) during weekend Shape Straight tubes Defects Found • 2 holes (0.6 mm and 0.2 mm) • Holes within 10 cm of beginning Outcome AcousticEye performed accurate inspection very quickly Holes found by AcousticEye were missed using conventional inspection techniques Both tubes w

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