Calibration block 1 (EN12223)
also known as IIW/V1/A2. A steel block for the calibration of ultrasonic flaw
detection and inspection equipment used in material testing. Used for the
calibration of shear and longitudinal transducers, determination of shear wave
emission point, refracted angle. Also for measurement of sensitivity and
Calibration block 2 (EN27963)
also known as V2. For the ultrasonic examination of welds. To check angle and
index point. Available in 12.5mm and 20mm thickness.