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Ball Valve

Ball valve could be a style of quarter-turn valve that uses a hollow, perforated and pivoting ball to manage flow through it. it's open once the ball's hole is in line with the flow and closed once it's pivoted 90-degrees by the valve handle.The handle lies flat in alignment with the flow once open, and is perpendicular to that once closed, creating for simple visual confirmation of the valve's standing.

Ball valves area unit sturdy, performing arts well when several cycles, and closing firmly even when long periods of declination. These qualities create them a wonderful selection for shut off and management applications, wherever they're typically most well-liked to gates and globe valves, however they lack their fine management in asphyxiation applications.