| Model： | ||
| Standard or Nonstandard： | Standard |
|
| Material： | Casting |
| PriceRange： | ||
| Structure： | Check |
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Pressure sealing check valve is classified into the great variety of the check valves. Pressure sealing check valve generally has a nut on top, in which the disc, the movable part to block the flow, swings on a hinge or trunnion, either onto the seat to block reverse flow or off the seat to allow forward flow.
Pressure sealing check valve is able to be with the pressure sealing cover, swing type disc and threaded or welded seat ring. All the components cooperate to lead the pressure sealing check valve to take excellent performance.
Generally speaking, the face to face(end to end) complies with the ANSIB16.10,API 6D. The flanged connection is within the 2~~24~to ANSIB16.5. Besides, the design and manufacturing is generally according to ANSIB16.34,API 6D,BS1868. In terms of the thrust ring, it protects the soft metallic gasket from defecation. And the back up ring absorbs thrust applied by internal pressure, together with the gasket provides superior sealing with unique angular design.
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