ball valve
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What is high pressure ball valve ? High-pressure ball valve refers to the valve in which the opening and closing parts (balls) are driven by the valve stem and rotate around the axis of the valve stem...
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What is 1pc ball valve ?Ball valve is a form of quarter-turn valve which uses a hollow, perforated and pivoting ball (called a "floating ball") to control flow through it. It is open when the ball's h...