Flange type valve electric supply prices flange type valve manufacturer of electric motor flange type valve supplier based in Yangzhou-valve power market, focus on the future, quality first, honesty, technology leadership, customer first. Flange type valve electric supply prices flange type valve manufacturer of electric motor flange type valve supplier of intelligent part of the rotary valve actuators, high-quality speaker repair electric actuators, electric actuators quality, quality-valve electric actuator, quality electric butterfly valve, Yangzhou electric actuators, electric actuators manufacturers, explosion-proof actuators, blue valve electric actuator, specializing in the production of stainless steel electric ball valves, professional stainless steel electric ball valves, stainless steel electric ball Jiangsu, Yang Xiu supply electric actuator, the supply of electric high temperature and pressure welded valve, high-quality stainless steel electric valve, explosion-proof multi-turn valve actuators, multi-turn intelligent electric valve actuators manufacturers, electric welding high temperature and pressure valve factory prices. Flange type valve opening and closing parts of the cylindrical valve, flat or cone, along the centerline of the valve seal appear before the fluid in a straight line. GB shutoff valve is only applicable to fully open and fully closed, generally do not have to adjust the flow, allowing for the adjustment and the throttle when customized. Nominal pressure 1.6MPa-16.0MPa, operating temperature petroleum, chemical, pharmaceutical, fertilizer, power industry -29 ~ 550 ℃ of other conditions of the pipeline, the pipeline is turned off or the media. Drive a manual, gear, electric, electric and so on. ◆ Features a simple structure, manufacture and maintenance more convenient two small work schedule, opening and closing time is short 3, sealing, sealing surface friction force is small, long life ◆ Standard design specifications: GB / T 12235 Structure Length: GB / T 12221 Flanged: JB / T 79 test and inspection: JB / T 9002 Product Identification: GB / T 12220 Delivery specification: JB / T 7928