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Ball valve
- Apr 28, 2018 -

The ball valve refers to the use of a ball with a round through hole as the opening and closing part, the ball rotates with the valve stem to realize the valve for opening and closing action, and is called the stop valve in the marine and shipbuilding fields. The standard GB/T21465-2008 "The terminology of valves" is defined as: The valve (sprung) is driven by the valve stem and is rotated around the square ball valve. The use can also be used for the adjustment and control of fluids, in which the hard-sealed V-shaped ball valve has a strong shear force between the V-shaped ball core and the metal seat of the hardfacing alloy, and is particularly suitable for containing fibers and tiny solid particles. Material and other media. The multi-pass ball valve can not only flexibly control the confluence, diversion, and flow direction of the medium on the pipeline, but also can close any one of the channels and connect the other two channels. This type of valve should generally be installed horizontally in the pipeline.

The ball valve has the characteristics of wear resistance, good sealing performance, light switch and long service life. Divided into: pneumatic ball valve, electric ball valve, manual ball valve and other types.