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| Body: | Ductile Iron | Size: | DN50-DN600 |
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| Disc: | DI+EPDM | Flange: | EN1092 |
| Color: | Blue | Name: | Rubber Disc Check Valve |
The flap of this valve is coated with rubber on its outer layer and its switching duration can be up to 1 million times. And it is, with the full-flow area design, features by small head loss, not easy piled-up of foreign matters and simple repair.Suitable for the water supply and drainage system, mounted in the pipeline or on the pump outlet, prevent both pump and pipeline from being damaged due to medium’s back-flow and water hammer. It can also be mounted on the by-pass pipe for water in and out of a reservoir to assist the water of the reservoir to flow back to the water supply system.
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part name
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material
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Body
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Grey cast iron/ductile iron
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Cover
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Grey cast iron/ductile iron
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Disc
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EPDM+metal skeleton
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ressureSealing test pressureApplicable mediumApplicable temperature(Mpa)(Mpa)(°C)11.51.1water 1.62.41.760~802.53.752.75
Feature of check valve:
A check valve, clack valve, non-return valve or one-way valve is a valve that normally allows fluid to flow through
it in only on direction.
Check valves are two-port valves, meanting they have two openings in the body, one for fluid to enter and the
other for luid to leave, there are various types of check valve used in a wide variety of applications, check valve are
often part of common houshold items, They work actuomactically and most are not controlled by a person or any
external control,
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