Understanding NRT- Reading 1- 2 of 2- Radiogaphic Testing A
Understanding nrt reading 1- 2 of 2- radiogaphic testing a
Understanding nrt reading 1- 2 of 2- radiogaphic testing a
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Oxide inclusions are usually visible on the surface <strong>of</strong> material being welded<br />
(especially aluminum). Oxide inclusions are less dense than the surrounding<br />
materials and, therefore, appear as dark irregularly shaped discontinuities in<br />
the radiograph.<br />
Charlie Chong/ Fion Zhang
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