... in English 5.easy operation Our company supply high quality MFD800C Ultrasonic Flaw Detector to our guests all over the world. ... welds, forgings, billets, axles, shafts, tanks and pressure vessels, turbines, and structural components.1.1 Features of the InstrumentThe ... being satisfied by a portable instrument. The quality, portability, durability, and dependability that you have come to expect from ...