The AWWA C504 Rubber Seated Butterfly Valve shall be of concentric design and a heavy-duty valve design. The valve is lined with rubber to offer a resilient seat. The rubber seat is bonded to the valve body and is not replaceable in the field. The valve is designed for treated water, untreated water, and other neutral clean fluids. This manual will furnish you with the necessary information for the proper installation and maintenance of the valve and to guarantee a long service life。
This specification shall apply to Class 150 and Class 250 butterfly valves
Benefits:
General:AWWA C504 Butterly Valves shall be bubble tight against full rated pressure.Valves shall be constructed perAWWA C-504-00.Valves shall be suitable for bi-directional shut off and throttling service.
Face to Face:Lay length perAWWA C-504-00,Class 150B,Table 1
Pressure Rating:150 psig bi-directional,bubble tight
Connections:Flat faced flanged per AWWA C-504-00 Table 2,ANSI B16.1,Class 125 /Class250
Body:Cast Iron/Ductile Iron
Disc:Concentric,CF8M with Pin
Seat:EPDM or BunaN Vulcanized resilient seat,Flat Face
| Part | Material |
| Body | Cast Iron Ductile Iron |
| Disc | Ductile Iron CF8 CF8M CF3M Duplex Steel |
| Shaft | SS416 SS431 SS316 17-4PH |
| Seat | EPDM NBR |
| Bushing | FRP PTFE Bronze |
| Lever | Malleable Iron Carbon Steel Aluminum SS316 |
| Gear Box | Ductile Iron Aluminum SS316 |
