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Dual plate, spring loaded, wafer style design for the protection of gas or liquid piping systems
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Manufacturer: Emerson
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Valve Type: Valves & Accessories
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Sub-Type: Keystone Check Valves
- Light weight, versatile design, 80 to 90% lighter than conventional full-body check valves.
- Reduces pipe supports, simplifies piping, easier, less costly installation.
- Spring-loaded, double door design has low cracking pressure.
- Discs open 85° to ensure positive closing.
- Materials and trims available for all services within temperature range.
- Extended leg springs prevent seat wear caused by scrubbing.
- Springs are precisely calculated to increase the responsiveness of the disc, thus reducing damaging effects of water hammer.
- Resilient or metal-to-metal seat available.
- BUNA-N, Viton®, EPDM (and other materials as required) molded into the body.
- Reduced thermal and seismic considerations.
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