| Model： | ||
| Standard or Nonstandard： | Standard |
|
| Pressure： | HighPressure |
|
| Material： | AS,CS,SS |
|
| Media： | Acid |
| PriceRange： | ||
| Structure： | Check |
|
| Temperature of Media： | HighTemperature |
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A piston check valve, actually said is a type of lift check valve. It has a dashpot consisting of a piston and cylinder that supports a cushioning effect when operation the operator. Considered of the similarity in design to lift check valves, it is better; the flow capacities through a piston check valve are the same as through a lift check valve. When it installation, the actor is the same as for installation a lift check in that the flow must enter from blew the seat. Construction of the seat and disk of a piston check valve is the same as for lift check valves.
The primarily used of piston check valves are in conjunction with globe and angle valves in piping systems especially very frequent changes in flow direction. When the liquid flew frequently, this type of valves should be used, the media usually are steam, water, and air systems or some other special flew media.
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