Dalian Hitech Instrument&technology Co.ltd is a the professional manufacturer of Ultrasonic flwometer , ultrasonic watermeter and tickness meters., vortex flowmeter, electromagnic ***** Ultrasonic flow metere has high accuracy, better reliable, high quality and low price. It widely used in measuring water, sea water, sewage and Revelation examination, Maintenance, Papermaking, Petroleum and chemical industry. It has five main types, hand-held ultrasonic flowmeter, wall-mounted, portable ultrasonic flowmeter, pannel-mount and flameproof flowmeter. The transducers include the clamp-on, insert transducer, pipe style transducer.