14 صفحه pdf
BS EN 27963:1992/ ISO 7963:1985
Specification for Calibration block No. 2 for ultrasonic examination of welds
BS EN 27963:1992/ ISO 7963:1985
14 صفحه pdf
BS EN 27963:1992/ ISO 7963:1985
Specification for Calibration block No. 2 for ultrasonic examination of welds
55 صفحه Pdf
EN 583:2000
Non-destructive testing - Ultrasonic examination
Part 5: Characterization and sizing of discontinuities