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 added strength makes the Series more durable and rated at psig. Awwx can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server. Backflow preventer is a device used in preventing the reverse flow of a liquid into the potable water supply. Answer the following question: The tensile strength wawa ductile iron is more than twice that of cast iron. We accept all aawa credit cards. Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards.
If the document is revised or amended, you will be notified by email. The Series valve is epoxy coated on the interior and the exterior. Pipe tools and threading equipment, valve wrenches keystest plugs pipe-locating devices, hydrant flushing equipments. What is the opposite of north?
UL AWWA Y Strainer – United Water Products
One is located above, and one is located below the thrust collar. Flanged connections with options of outside weight lever or spring and lever. Water meters are now widely used awws commercial and residential. Mining and Dredging Mining Dredging. Automatic control valves—widely used in waterworks distribution systems, such as pressure regulator, relief valves, level control, float valves, etc.
The body-to-bonnet and stuffing box cover seals are pressure-energized O-rings. Standards Subsctiption may be the perfect solution. Awwq thrust washers are used. Proceed to Checkout Continue Shopping. These thrust washers provide easy operation. This standard is also available to be included in Standards Subscriptions.
Series Gate Valve.
This standard decribes the special protective interior coatings for valves and hydrants used for water supply service. O-ring Style Gaskets The body-to-bonnet and stuffing box cover seals are pressure-energized O-rings. Message Add specific model info if applicable.
By installing this device, it will protect the water supply from any contaminationwhich can pose a very serious problem. As the voice of the U.
From Positive Displacement to Compound meters with different choice of reading method such as direct reading, remote registers, and even radio technologies.
Flanged mechanical joint or push-on base. The fusion-bonded epoxy coating is applied prior to assembly. Sealing the lubrication chamber is a series of three O-ring stem seals. Please first xwwa in with a verified email before subscribing to alerts. The O-rings help to isolate the lubrication chamber.
Flanged connections, mechanical and push-on Tyton joints, Tapping and Post Indicator valves. Already Subscribed to this document.
Need more than one copy? Tapping sleeves, used in tapping into existing pipelines including ductile iron, PVC, steel, asbestos cement, etc.