What is the stop valve?
The opening and closing member of the stop valve (Globe Valve) is a plug-shaped valve flap having a flat or tapered surface, and the valve disc moves linearly along the center line of the valve seat. The movement form of the valve stem (general name: dark rod), also has the lifting rotary rod type, (common name: bright rod) the stop valve refers to the valve that the closing member (valve) moves along the center line of the valve seat.
Depending on the form of movement of the flap, the change in the seat opening is proportional to the flap travel. Due to the relatively short opening or closing stroke of the valve stem of this type of valve, and the very reliable cutting function, and because the change of the valve seat opening is proportional to the stroke of the valve flap, it is very suitable for the adjustment of the flow rate. Therefore, this type of shut-off globe valve is well suited for shut-off or regulation and throttling.
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