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Check valve is the popular valve which widely used in different industries, today WESDOM will introduce to you some check valves.
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Butterfly valve fully open to fully closed is usually less than 90° , butterfly valve and butterfly stem itself has no self-locking ability, in order to position the butterfly plate, a worm gear reducer is added to the stem.
The use of this valve can improve the closing sealing performance of the conveying pipeline system and eliminate leakage to the maximum extent.