... ultrasonic testing of titanium tube, zirconium tubes, and book-walled pipe, seamless steel tubes, welded gas and oil pipelines, ... workpieces.Specification 1. Strong anti-jamming capability, capable of continuous operation for long time.2. One instrument for maximum ... can be widely used for titanium tubes, zirconium tubes, and book-walled pipe, seamless steel tubes, welded gas and oil pipelines, ...