And plug valves open and close a hole in the cylinder, around the vertical axis of rotation of the channel, thereby to open and close the channel. Plug valves for the main open and close the piping and equipment, media use, the plug body with the valve stem rotation, in order to achieve the opening and closing movement. 
 Shanghai Central Yiu valve - plug valve series products: two-way stopcock X43, two-way threaded stopcock X13, two-pass copper core plug valves X43T, X13T, threaded plug valve X13W-10T/X43W-10T three cocks The threaded stopcock valve X44, within three links of X14, the three links, copper core plug valves X44T, X14T, the four-way stopcock X45, X15,. The flange stopcock X44, X43, wire port plug valves X13, 14. Worm card sleeve plug valves. Insulation the stopcock BX43W/BX44W. Ball eccentric stopcock PQX41. Asphalt plug valves, pressure gauges, plug valves, X13, of X14. The oil seal stopcock The X48. Single flush plug valves, dual flush plug valve. The Flip oil sealed balanced plug valves. German standard ferrule plug valves, the U.S. standard plug valve, American Standard high-pressure three links stopcock. The fluorine X43F plug valves, cast iron plug valves, cast steel plug valves, stainless steel plug valves X43/44W brass plug valves, copper core plug valve series and other products. 
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 Body material: cast iron, cast steel, stainless steel, chrome molybdenum steel, brass, sealing surface material: W, the F, T-. Working pressure 0.6-10MPA The working temperature of -20 ° C to 350 ° C. Valve size DN 15-DN300. Connection: flange, welding, card sets. Transmission: Manual, worm gear drive. Applicable medium: water, oil, gas, gas, acids. Manufacturing standards: GB, American standard, German standard. 
 Shanghai Central Yiu stopcock has been widely used in a variety of petroleum, chemicals, liquefied petroleum gas, food, pharmaceutical, urban construction, and other fields, as well as the daily lives of residents. Ring Yiu valve products sold throughout the country, high quality, efficient service, and won the trust of users and the widespread praise. 
 Low price, high quality; this is the purpose of the Shanghai Central Yiu valve. 
 Satisfaction from the Shanghai Central Yiu, please call to discuss. Portrait to serve you, the results visible.