OENORM EN ISO 17636-1:2021 Non-destructive testing of welds - Radiographic testing - Part 1: X- and gamma-ray techniques with film (ISO/DIS 17636-1:2021)
2021OENORM EN ISO 17636-1:2021 Non-destructive testing of welds - Radiographic testing - Part 1: X- and gamma-ray techniques with film (ISO/DIS 17636-1:2021)