Ultrasonic flowmeter is suitable for the flow measurement of various sizes of pipelines, and the flow measurement range is 0.3 ~ ±6m/s; Installation without broken pipe, no need to stop production, sensor external clamp installation. The measuring medium is a single stable liquid, such as water, seawater, sewage, alcohol, etc. The measuring materials are steel, stainless steel, cast iron, FRP, PVC, and other uniform and dense pipes.