stvvalves

  2205 Dual Plate Check Valve,150LB,4 Inch,Wafer Type 2205Dual Plate Check Valve got features of short length, small volume, light weight. The disc could be shut off in very short time, the pressure of water hammer is small. The type check valve could be both installed in vertical or horizational. 1. Light disc design 2. Good flow efficiency 3. Metal closure of upper seat 4. For Wafer, LUG, or BW connection 5. Springs in Inconel X750 or other materials on request STV Valve Technology Group Co., Ltd is a professional leader ,China High quality and most reliable special material check valve,2205Dual Plate Check Valve,Duplex dual plate check valve, check valves with fast track delivery, Our cost-efficient products can lower the downtime and increase the life-time. Categories:  CHECK VALVE ,  Wafer Check Valve   Tags:  150LB Dual Plate Check Valve ,  2205 Dual Plate Check Valve ,  4 Inch Dual Plate Check Valve ,  Wafer Dual Plate Check Valve De...

  duplex stainless steel Ball Valve is a kind of valve that can be opened and closed by rotating the ball around the center line of the valve body. The sealing element is embedded in the valve seat. A spring is set at the end of the metal valve seat. When the sealing surface is worn or burned, the valve seat and the ball are pushed to form a metal seal under the action of the spring. It has the function of automatic pressure relief. When the medium pressure in the valve cavity exceeds the spring preload, the valve seat at the outlet end retreats away from the ball to achieve the effect of automatic pressure relief. After pressure relief, the valve seat automatically resets. It is suitable for water, solvent, acid, natural gas and other general working media, but also for media with poor working conditions, such as oxygen, hydrogen peroxide, methane and ethylene. It is widely used in various industries. Structural features of natural gas worm gear ball valve: China duplex stainless ...