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Stopcock channels have many forms. Common straight-through is mainly used to cut off the fluid. Three-way stopcock and four-way stopcock Suitable for fluid commutated stopcock open and close the valve is a perforated cylinder, around the axis perpendicular to the axis of rotation, so as to achieve the purpose of opening and closing channels. Advantages 1, plug valves for regular operation, opening and closing quickly and lightly. 2, plug valve fluid resistance is small. 3, plug valve structure is simple, the relative size of small, light weight, easy maintenance. 4, good sealing performance 5, regardless of the installation direction, the flow of media can be arbitrary. 6, no vibration, noise. More Keyword Search: Plug Valve