4 in. Ductile Iron Flanged Silent Check Valve
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GA Industries
Figure F280-D 4 in. Ductile Iron Flanged Silent Check Valve
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GA Industries
Figure F280-D
4 in. Ductile Iron Flanged Silent Check Valve
280-D 4
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Product Details
Product Details
- Silent check valves were developed to eliminate water hammer due to water flow reversal in clear water pump applications
- Vertical and horizontal mounting
- Valve opens when upstream pressure exceeds downstream pressure by 1/4 to 1/2 psi
- An internal spring closes valve just prior to an equalizing pressure on both sides providing a quiet and shock less valve closing
- Maximum recommended flow velocity for all valves is 12' per second
- Globe style valve body is cast iron with bronze plug, seat and bushings, stainless steel spring and screws and Buna-N O-ring
- Globe style flanged valves 2" thru 12" are rated at 200 psi with Class 125 flanges
Specifications
- ANSI:
- ANSI 372, ANSI B16.1 Class 125, ANSI B16.42 Class 150
- API:
- API 598
- ASTM:
- ASTM A-536 Grade 65-45-12
- Coating:
- Fusion Epoxy
- Collection:
- Figure F280-D
- End Connection 1:
- Flanged
- End Connection 2:
- Flanged
- End Connections:
- Flanged
- FM Approved:
- No
- IAPMO Listed:
- No
- Installation Type:
- Horizontal Mount, Vertical Mount
- Length:
- 7-1/4 in
- MSS:
- MSS SP-125
- Material:
- Ductile Iron
- NSF:
- NSF 372
- NSF Certified:
- Yes
- Pressure - High:
- 300
- Pressure - Maximum:
- 450 psi
- Pressure Class:
- 125#
- Recommended Valve Application:
- Water
- UL Listed:
- No
- Valve Body Material:
- Ductile Iron
- Valve Body Style:
- Globe
- Valve Seat Material:
- Bronze, EPDM
- Valve Size:
- 4 in
- Valve Type:
- Silent Check Valve
- Weight:
- 40 lb