Knowledge of valves
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This post was last edited by Gunao Biao Kun on 2011-11-15 at 15:30. May I ask what types and materials of valves there are, and how are they denoted? Thank you!
Classified by purpose and function: (1) Shut-off valves are mainly used to shut off or connect the flow of media. These include gate valves, globe valves, diaphragm valves, ball valves, plug valves, butterfly valves, plunger valves, ball plug valves, and needle-type control valves. (2) Control valves are mainly used to regulate the flow rate, pressure, etc. of the medium. Including control valves, throttle valves, pressure relief valves, etc. (3) Check valves are used to prevent the medium from flowing back. Including check valves of various structures. (4) Diversion valves are used to separate, distribute, or mix media. Including distribution valves and steam traps of various structures, etc. (5) Safety valves are used for safety protection when the pressure of the medium exceeds the limit. Including various types of safety valves