DIN-EN-ISO-9712 › Complete Document History
Non-destructive testing - Qualification and certification of NDT personnel (ISO 9712:2012)
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2022 EDITION - ENGLISH VERSION OF DIN-EN-ISO-9712 - Sept. 1, 2022
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2012 EDITION - ENGLISH VERSION OF DIN-EN-ISO-9712 - Dec. 1, 2012
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