Valve
A valve is a device that it is used to decrease or stop the flow of a fluid (like gases, liquids, fluidized solids, or slurries). It can be installed for example in a pipe or a vessel.
These water valves are operated by handles.
There are many types of valves. Some examples are:
- globe valve
- gate valve
- butterfly valve
- safety valve.
They can be operated manually or automatically.
Other websites
- Valve Sizing and Selection
- Flow in known Design Types of Shut-off Valves Archived 2009-11-22 at the Wayback Machine
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