electric motor operator type

Product Description

Testing SW Valve Butterfly valves are confirm to API **8 and BS***5. Body pressure test to be done **0% and shell to be **0% of maximum working pressure. Operations The following operation of the valves are possible, the choice is depending upon the valve location and the type of work and service for which the valve is used. Top Flange Top Flange dimensions are in accordance with ISO***1 and it matches with any type of actuators. Perfect Sealing Seat and disc is sealed as flat surface matched both top and bottom shaft point. This unique sealing gives perfect tight at low torque and smooth touch. And gaget with 3 molded O-rings gives self-adjusting and positive sealing in both diretions. No gasket required O-rings or gaskets are not required when installation. No screw between disc and shaft The disc and shaft connection features all of the benefits of a high strength 2 piece designs using taper pins or disc screws which often fail through abrasion, corrosion of fatigue. The disc edge is sphericlly machined and hand polished to produce a bubble-tight shut off minimumtorque and longer seat life. EAST YO INSTALL AND OPERATE RESONABLE COST AND PERFECT SERVICE GREAT VALVE'S QUAILITY