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.
|Published (Last):||26 May 2013|
|PDF File Size:||6.63 Mb|
|ePub File Size:||1.53 Mb|
|Price:||Free* [*Free Regsitration Required]|
The bolt holes and body-to-bonnet flange surfaces are fully epoxy coated. Already Subscribed to this document.
Flanged connections, mechanical and push-on Tyton joints, Tapping and Post Indicator valves. You may delete a document from your Alert Profile at any time. aawa
These thrust washers provide easy operation. You can download and open this file to your own computer but DRM prevents opening this file on another computer, including a networked server. Two thrust washers are used. From Positive Displacement to Compound meters with different choice of reading method such as direct reading, remote registers, and even radio technologies. This strength and higher pressure rating is provided in aww compact, lightweight and easy-to-handle ductile iron c5500.
Automatic awws valves—widely used in waterworks distribution systems, such as pressure regulator, relief valves, level control, float valves, etc. We have no amendments or corrections for this standard. Flanged mechanical joint or push-on base. Variety of lids and covers are available for these boxes. The ductile iron body, bonnet and wedge provide strength and a pressure rating that meets or exceeds the requirements of AWWA C Your Alert Profile lists the documents that will be monitored.
Fusion-Bonded Epoxy The Series valve is epoxy coated on the interior and the exterior.
2″” Resilient Wedge Gate Valves with Flanged Ends » AMERICAN – The Right Way.
Message Add specific model info if applicable. Concrete boxes are commonly used in isolating water meters and shut-off valves for future access to the meters or the valves. Answer the following question: Sealing the lubrication chamber is a series of three O-ring stem seals. By installing this device, it will protect the water supply from any contaminationwhich can pose a very serious problem.
This standard is also available to be included in Standards Subscriptions. Pipe tools and threading equipment, valve wrenches keystest plugs pipe-locating devices, hydrant flushing equipments. The O-rings are reusable, which reduces downtime during any needed repair.
As the voice of the U. Clean water Act, standard or Customized California Specifications.
We accept all major credit cards. Cc550 body-to-bonnet and stuffing box cover seals are pressure-energized O-rings. If the document is revised or amended, you will be notified by email. Backflow preventer is a device used in preventing the reverse flow of a liquid into the potable water supply.
2- 12 INCH A-2362 RESILIENT WEDGE GATE VALVES – M.J. X FL.
Standards Subsctiption may be the perfect solution. The tensile strength of ductile iron is more than twice that of cast iron. Mining and Dredging Mining Dredging. Subscription pricing is determined by: Standards Subscriptions from ANSI provides a awwx, multi-user solution for accessing standards. Aawwa is located above, and one is located below the thrust collar. The fusion-bonded epoxy coating is applied prior to assembly.
Thrust Washers Two thrust washers are used. The Series valve is epoxy coated on the interior and the exterior. This standard decribes the special protective interior coatings for valves and hydrants used for water supply service. Water meters are now widely used in commercial and residential. Ductile Iron Construction The ductile iron body, bonnet and wedge provide strength and a awww rating that meets or exceeds the requirements of AWWA C Please first log in with a verified email before subscribing to alerts.
Please aawa verify your email before subscribing to alerts. Need more than one copy? Tapping sleeves, used in tapping into existing pipelines including ductile iron, PVC, steel, asbestos cement, etc. O-ring Style Gaskets The body-to-bonnet and stuffing box cover seals are pressure-energized O-rings.