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Advantages and Disadvantages of Radiography

Advantages and Disadvantages of Radiography

Advantages and Disadvantages of Radiography

Advantages of Radiography

  • => Information is presented pictorially.

  • => A permanent record is provided which may be viewed at a time and place distant from the test.

  • => Useful for thin sections.

  • => Sensitivity declared on each film.

  • => Suitable for any material.


Disadvantages of Radiography

 

  • => Generally an inability to cope with thick sections.

  • => Possible health hazard.

  • => Need to direct the beam accurately for two-dimensional defects.

  • => Film processing and viewing facilities are necessary, as is an exposure compound.

  • => Not suitable for automation, unless the system incorporates fluoroscopy with an image intensifier or other electronic aids

  • => Not suitable for surface defects.

  • => No indication of depth of a defect below the surface
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