Applicability of method, particularly for examination of welds in new construction or ship repair; arrangements of units for on-site and fabrication bay use are described; for example, tungsten-copper alloy produces reasonably portable container head weighing 45-50 lb; sources are Co 60, Cs 137, Ir 192, and table shows steel thickness from 1/4 to 8 in. penetrated, and half of source for each.
Gamma radiography in shipyards
Shipbldr Mar Engine-Bldr
Shipbuilder and Marine Engine-Builder ; 66 , n 614
1959
3 pages
Aufsatz (Zeitschrift)
Englisch
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Conversion of Naval Shipyards to Commercial Shipyards
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