Ultrasonic Flaw Detector Basic Scan Method for welds flaw

Ultrasonic Flaw Detector Basic Scan Method for welds flaw

The way for the probe of ultrasonic flaw detector to move:

Tum a corner. infer defect direction.

Surround scan: Infer defect shape.

Right and left: Determine the length of the defect along the weld direction.

Forward and Backward: Determine defect levels or depths distance.