FIFTH CANADIAN CONFERENCE ON NONDESTRUCTIVE ... - IAEA

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MOBILE ACCELERATOR N-RAY SYSTEM
DETECTION OF CORROSION IN ALUMINUM STRUCTURES
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Fig. 3. Examples of fiIra and real-time neutron images taken with a mobile,
accelerator-based neutron system. The dark areas show neutron attenuation
due to corrosion in the upper and lower views; test pieces, including a modified
ASTM E545 Type A IQI (middle, left) are visualized in the middle
reeion. Reference 27; courtesv. LTV Aerospace and Defense Co.
Fig. 5. Tomographie image of the tip of a turbine blade showing thinning of
the wall at the left lower region. Wall thinning in the order of 0.05 mm
can be detected. Courtesy, Scientific Measurement Systems, Inc.