NEN-EN 12679
Non-destructive testing - Determination of the size of industrial radiographic sources - Radiographic method
| Organization: | NEN |
| Publication Date: | 1 February 1997 |
| Status: | inactive |
| ICS Code (Non-destructive testing): | 19.100 |
scope:
Specifies the determination of the size of gamma radiographic sources of 0,5 mm or greater, made from the radionuclides Iridium 192, Ytterbium 169, Selenium 75 or Cobalt 60, by a method of radiography with X-rays. The source size of a gamma radiography source is an important factor which affects the image quality and resolution of gamma ray images. The source size is determined with an accuracy of ± 10% or 0,1 mm max. This standard can be used for other radionuclides after validation.
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