DIN EN ISO 17639:2022-05 Destructive tests on welds in metallic materials - Macroscopic and microscopic examination of welds (ISO 17639:2022); German version EN ISO 17639:2022
2022DIN EN ISO 17639:2022-05 Destructive tests on welds in metallic materials - Macroscopic and microscopic examination of welds (ISO 17639:2022); German version EN ISO 17639:2022
2020DIN EN ISO 17639:2020 Destructive tests on welds in metallic materials - Macroscopic and microscopic examination of welds (ISO/DIS 17639:2020); German and English version prEN ISO 17639:2020
2013DIN EN ISO 17639:2013 Destructive tests on welds in metallic materials - Macroscopic and microscopic examination of welds (ISO 17639:2003); German version EN ISO 17639:2013