BD343H flange butterfly hard seal insulation Features: 1, using three-dimensional eccentric structure, seat and disc almost no friction, with more and more tightly sealed off function and vice wear compensating seals. 2, ring for soft and hard stacked metal sheets, with the dual advantages of metal seals and elastomeric seals. 3, the sealing surface of the heap Stellite alloy seal wear resistance, long service life. 4, the use of different materials Weifang BD343H butterfly, both at low and high temperature, high pressure situation butterfly, both with excellent sealing performance BD343H butterfly valve manufacturers, and can be made into a two-way sealed. 5, can provide a variety of gear according to user requirements. 6, electric butterfly valve can be manually or remote centralized control of the scene, and can meet the needs of computer programmed art. Butterfly suitable furnace, gas, natural gas, liquefied petroleum gas, city gas, hot and cold air, chemical metallurgy and power generation and environmental protection projects in the transport system on a variety of corrosive, non-corrosive fluids pipeline Shandong BD343H butterfly for regulation and cut off the flow of media. Valve Co., Ltd. Shandong China Everbright production of such types of valves wide range of applications, reliable quality, no internal leakage, leakage phenomenon, frequent switching is not stuck, rust, the majority of chemical plants, thermal power plants, steel mills, printing and dyeing, the best choice of food plants. BD343H butterfly valves, butterfly valves, valve manufacturers Everbright Everbright provided by Valve Co., Ltd., Shandong. BD343H butterfly, butterfly valve manufacturer in Shandong, China Everbright Everbright Valve Co., Ltd. (www.sdgdfm.com) launched this new upgrade, the above picture is for reference only, please call the contact phone or pictures on this page, for the latest information Contact: Manager Ma.