PRODUCTS CENTER
republic of malawi F1503 Series Flexible Check Valve
Design Standard:AWWA C508
Testing Standard:AWWA C508
Sizes:2"-12"
Pressure Rating:250 PSI
Face-to-face Dimensions:ANSI B16.10
Connecting Ends:Double FF Flanges, Drilled To ANSI B16.5
Product Description
■ Design Features
Heavy design, body and cover are able to withstand hydro testing at twice norminal pressure
Reliable Low-Pressure Sealing Performance
45° golden passageway to reduice the headloss
Plugs on both body and cover
Body and cover both are internal & external coated with epoxy resin powder
Disc metal core fully covered with rubber, metal core free from medium
Body and cover both have standard convex for functional expansion
■ Materials
| Parts | Materials |
|---|---|
| Body | Ductile Iron:GGG50,With Internal & External Epoxy Coating, ASTM A351 CF8M |
| Cover | Ductile Iron:GGG50,With Internal & External Epoxy Coating, ASTM A351 CF8M |
| Disc | Metal core covered with rubber Buna, EPDM or VITON, special rubber Upon To Request |
| Cover Gasket | NBR, EPDM or VITON |
| Plug | ASTM A351 CF8, CF8M |