Non destructive tests - Qualification and certification of non-destructive testing personnel

In the field of industrial diagnostics, "superficial" non-destructive analysis methods take great interest in evaluating the structural integrity of particularly critical components and components in order to ensure their operational functionality, continuity of use and the degree of safety required for man and the environment. In the United States at the beginning of the 1970s, the American Society for Non Destructive Testing (ASNT) issued the first legislation on SNT-TC-1A for the qualification of non-destructive inspection personnel.

Subsequently, other countries have also issued national regulations that are substantially similar to American ones. In 1993, the European Standardization Committee (CEN) issued the European Standard EN 473 / ISO 9712, edited in Italy under UNI EN 473 / ISO 9712 "qualification and certification of non-destructive testing personnel. only the UNI EN ISO 9712: 2012 standard was issued.

In particular, both the DM 14/01/2008 (NTC) and the UNI EN ISO 1090 standard require the execution of the above checks to verify the integrity of the structure and / or the result of special processes such as welding, in particular reference to NTCs is mandatory 100% control of all VT-welded joints.Read Mor....