The shut-off valves have the main function of intercepting the flow of a fluid. Whether it is water or other liquids in a hydraulic system, or gas in a pneumatic system, shut-off valves allow you to stop and start the flow of fluid. This type of device must ensure maximum safety in opening and closing the flow, thanks to a perfect seal, and minimum pressure drops to ensure the flow rate required by the system.
According to the type of mobile shutter, the shut-off valves are divided into different categories:
In general, shut-off valves are not suitable for regulating the flow but must be used either completely open or closed.