PAUT- Standard Notch Calibration Block (Inch Version) The PAUT- Standard Notch Calibration Block has been specially designed for use with Phased Array instruments used for sizing of OD and ID-connected cracks. Geometry: The block contains four EDM slots at depths of 20, 40, 60, and 80% and a width of .031". Standard thickness is 1.000". Dimensions: 1.000" thick x 2.000" wide x 7.00" long.

PAUT- Standard Notch Calibration Block (Metric Version) The PAUT- Standard Notch Calibration Block has been specially designed for use with Phased Array instruments used for sizing of OD and ID-connected cracks. Geometry: The block contains four EDM slots at depths of 20, 40, 60, and 80% and a width of 0.8mm Standard thickness is 25mm. Dimensions: 25mm thick x 50mm wide x 178mm long.