... A,B,C type 4.ultrasonic test Gas pipe and Oil tube Ultrasonic detection1.Gas bottle/gas cylinders testing ----Ultrasonic ... widely used for titanium tube, zirconium tubes, book-walled pipe, seamless steel tubes, welded gas and oil pipelines, nonferrous metals ... a complete system of automatic machine.ApplicationsMetal tube , metal bar , sheet material and linear materialsStandardGB ASTM API EN JISG JB ...