AWWA C550 PDFJune 17, 2020
This standard describes protective interior coatings for valves used for water supply, wastewater collection and treatment, and reclaimed water service having a. American Water Works Association’s Standard AWWA C, “Protective Interior Coatings for. Valves and Hydrants”. The fusion bonded epoxy is applied to. AWWA C/A Protective Fusion-Bonded Epoxy Coatings for the Interior and Exterior Surfaces of Ductile-Iron and Gray-Iron Fittings. AWWA.
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Sealing the lubrication chamber is a series of three O-ring stem seals. The O-rings help to isolate the lubrication chamber.
UL AWWA Y Strainer – United Water Products
Two thrust washers are used. One is located above, and one is located below the thrust collar. These thrust washers provide easy operation.
The ductile iron body, bonnet and wedge provide strength and a pressure rating that meets or exceeds the requirements of AWWA C The tensile strength of ductile iron is more than twice that of cast iron. This added strength makes the Series more durable and rated at psig.
This strength and higher pressure rating is provided in a compact, lightweight and easy-to-handle ductile iron f550. The Series valve is epoxy coated on the interior and the exterior. The fusion-bonded epoxy coating is applied prior to assembly.
The bolt holes and body-to-bonnet flange surfaces are fully epoxy coated. The body-to-bonnet and stuffing box cover seals are pressure-energized O-rings.
2- 12 INCH A-2362 RESILIENT WEDGE GATE VALVES – M.J. X FL.
This reduces the need for excessive bolt loading, which is required by designs that use flat gaskets. The O-rings are reusable, which reduces downtime during any needed repair.
Series Gate Valve. Mining and Dredging Mining Dredging.
Ductile Iron Y Strainer, 300 psi – Model 3800
Thrust Washers Two thrust washers are used. Ductile Iron Construction The ductile iron body, bonnet and wedge provide strength and a pressure rating that meets or exceeds the requirements of AWWA C Fusion-Bonded Epoxy The Series valve is epoxy coated on the interior and the exterior. O-ring Style Gaskets The body-to-bonnet and stuffing box cover seals are pressure-energized O-rings.
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