Water & DesalinationTransmission Pipeline
Check (non-return) valve body (swing / dual plate / tilting disc)
EN 12334 / AWWA C508. Disc / flap: SS 316L. Hinge pin: duplex SS or bronze. WRAS for potable.
Specifications
Material
Ductile Iron GJS-500-7; Carbon Steel WCB; Bronze CC491K (small bore)
Grades
GJS-500-7;WCB
Material Class
Ductile IronBronzeCarbon Steel
Applicable Standards
WRASEN 12334AWWA C508
Common Processes
Green sand (DI); resin sand (CS); sand casting (bronze)
NDT & Inspection
Hydrostatic body; seat leak test; VT
Typical Specs & Notes
EN 12334 / AWWA C508. Disc / flap: SS 316L. Hinge pin: duplex SS or bronze. WRAS for potable.