UL / FM / AWWA Flange x Flange NRS Valves
UL / FM / AWWA Flange x Flange NRS Valves Specifications:
● Complies with AWWA C515 Standard
● Non-Rising Stem, Resilient Seated
● Triple O-rings stem seal
● Optional Test Plug
● Flanges to ANSI B16.1 Class125.Other flange types available upon request
● Underwriters Laboratories Listed @ 300 psi
● Factory Mutual Approved @ 300 psi
Working pressure:
300PSI
200PSI and 250PSI available on request
Working temperature:
42° F – 180° F
Corrosion protection:
Fusion Bonded Epoxy Coated Interior and Exterior to AWWA C550
Standard
Installation:
Valves installed in horizontal piping systems should have the stems oriented vertically
Valves installed in vertical piping systems should have the stems oriented horizontally
UL / FM / AWWA Flange x Flange NRS Valves Material Specifications:
| Part Name | Material | ASTM Spec. |
|---|---|---|
| Body | Ductile Iron | A536 65-45-12 |
| Wedge | Ductile Iron, EPDM Encapsulated | |
| Wedge Nut | Bronze | C83600 |
| Stem | Stainless Steel | AISI 420 |
| Bonnet | Ductile Iron | A536 65-45-12 |
| Gasket | Rubber | EPDM |
| Packing | Graphite | Commercial |
| Gland | Ductile Iron | A536 65-45-12 |
| Thrust Collar | Bronze | B62 C83600 |
| O-ring | Rubber | EPDM |
| Operating Nut | Bronze | B62 C83600 |
| Post Flange Bolt | Stainless Steel | AISI 316 |
| Bonnet Bolt | Carbon Steel | A307 B |
