Two state of the art technologies have been developed for External Fuel Tank foam inspections. Results of POD tests have shown Backscatter Radiography and Terahertz imaging detect critical defects with no false positive issue. These techniques are currently in use on the External Tank program as one component in the foam quality assurance program.
Application of Terahertz Imaging and Backscatter Radiography to Space Shuttle Foam Inspection
American Society for Nondestructive Testing (ASNT) ; 2008 ; Mashantucket, CT, United States
2008-07-21
Conference paper
No indication
English