Radiography
Process
The objects are x-rayed using a special camera, the camera produces a negative which is developed into film in a dark room similar to one used in a camera shop. When the film is produced it is then viewed enabling the technician to identify flaws and irregularities.
Typical Items Tested
This type of testing is generally used on items such as:Boiler tubing,Steam piping,Pressure vessel welds,Castings and forgings, and small components.
Material Types
This type of inspection can be performed on most materials.
Benefits
Using radiography is beneficial because it meets Code specifications,can detect sub-surface defects and because it provides the company with a permanent record of the inspection in the form of the film.