What is a ball valve?

A ball valve is evolved from a cock. lts opening andclosing part is a sphere, and the sphere is rotated at anangle of 90 around the axis of the valve stem toachieve the purpose of opening and closing. A ballvalve is mainly used to cut off or connect the mediumand can also be used for the regulation and control ofthe fluid. The v-type ball valve can accurately cortrolthe flow,while the three-way ball valve is used todistribute the medium and change the flow directionof the medium.A ball valve has simple structure andgood sealing,small volume,light weights,smal