The opening and closing parts of the ball valve is a ball with a circular channel, rotating around the axis perpendicular to the channel, the ball rotates with the valve stem to achieve the purpose of opening and closing the channel. Ball valves only need to rotate 90 degrees of operation and a small turning torque can be closed tightly. According to the needs of the working conditions, assembled with different driving devices to form a variety of different control methods of ball valves, such as electric ball valves,
2024-07-18
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