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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This standard is also available to be included in Standards Subscriptions. The body-to-bonnet and stuffing box cover seals are pressure-energized O-rings.
Flanged connections with options of outside weight lever or spring and lever. Pipe tools and threading equipment, valve wrenches keystest plugs pipe-locating devices, hydrant flushing equipments. The bolt holes and body-to-bonnet flange surfaces are fully epoxy coated.
Flanged connections, mechanical and push-on Tyton joints, Tapping and Post Indicator valves. O-ring Style Gaskets The body-to-bonnet and stuffing box cover seals are pressure-energized O-rings. What is the opposite of north? Series Gate Valve. Thrust Aawwa Two thrust washers are used.
Sealing the lubrication chamber is a series of three O-ring stem seals.
If the document is revised or amended, you will be notified by email. This strength and higher pressure rating is provided in a compact, lightweight and easy-to-handle ductile iron valve. Clean water Act, standard or Customized California Specifications.
Concrete boxes are commonly used in isolating water meters and shut-off valves for future access to the meters or the valves. The ductile iron body, bonnet v550 wedge provide strength and a pressure rating that meets or exceeds the requirements of AWWA C Answer the following question: Variety of lids and covers are available for these boxes.
Standards Subscriptions from ANSI provides a money-saving, c5550 solution for accessing standards. Ductile Iron Construction The ductile iron body, bonnet and wedge provide strength and a pressure rating that meets or exceeds the requirements of Awaa C Flanged mechanical joint or push-on base.
Water meters are now widely used in commercial and residential.
2″” Resilient Wedge Gate Valves with Flanged Ends » AMERICAN – The Right Way.
By installing this device, it will protect the water supply from any contaminationwhich can pose a very serious problem. The tensile strength of ductile iron is more than twice that of cast iron. Tapping sleeves, used in tapping into existing pipelines including ductile iron, PVC, steel, asbestos cement, etc.
This added strength makes the Series more durable and rated at psig. This standard is not included in any packages. Subscription pricing is determined by: Standards Subsctiption may be the perfect solution. Your Alert Profile lists the documents that will be monitored. Two thrust washers are used. The Series valve is epoxy coated on the interior and the exterior. We have no amendments or corrections for this standard. You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server.
This reduces the need for excessive bolt loading, which is required by designs that use flat gaskets. Automatic control valves—widely used in waterworks distribution systems, such as pressure regulator, relief valves, level control, float valves, etc. These thrust washers provide easy operation. As the voice of the U. Backflow preventer is a device used in preventing the reverse flow of a liquid into the potable water supply.
The O-rings are reusable, which reduces downtime during any needed repair.
2- 12 INCH A-2362 RESILIENT WEDGE GATE VALVES – M.J. X FL.
Message Add specific model info if applicable. The fusion-bonded epoxy coating is applied prior to assembly. You may delete a document from your Alert Profile at any time. One is located above, and one is located below the thrust collar.