D373H American standard lug type hard seal butterfly valve also known as lug type butterfly valve, single clip butterfly valve, is used to connect the valve between the two pipe flange. American standard lug butterfly valve is a valve with a round butterfly plate for opening and closing parts and rotating with the valve stem to open, close and adjust the fluid channel, suitable for fire pipes, drainage, sewage, food, heating, gas, Marine, hydropower, metallurgy, energy systems and textile industries.
This product 815, 830 series of butterfly valve main structural characteristics for the clamp type and flange type three eccentric structure, and 815, 830L series of butterfly valve main structural characteristics of the valve body with lug around and designed into a single flange structure with screw holes. 815, 830 series butterfly valves are widely used in petroleum, chemical and industrial environmental protection water treatment, high-rise buildings, water supply and drainage pipelines. Its characteristics are: because of the use of three eccentric structure, reliable sealing performance, to ensure that the opening of the butterfly plate does not contact the seal seat, eliminate the uneven load of the seal seat, prolong the service life, to ensure reliable sealing performance, with high temperature resistance, wear resistance, corrosion resistance and other advantages.
