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ahmad subahman

Radiography Testing II Limited Training Course |online welding courses - 0 views

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    The purpose of Radiography Testing II Limited Training Course is prepare a student for performing Radiography Film Interpretation.
ahmad subahman

RADIOGRAPHY in Welding Inspection - 0 views

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    Gamma rays, similar to X-rays but of shorter wavelength, are emitted continuously from the isotope. It cannot be 'switched off' so when not in use, it is kept in a heavy storage container that absorbs radiation. They pass through the work to be inspected.
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