What is MJ gate valve?
What is MJ gate valve?
Gate Valve – Ductile Iron, Irrigation, Mechanical Joint, Square Operating Nut, MJ-619-RWS-SON. The NIBCO® resilient wedge ductile iron gate valve provides full flow with minimal pressure drop and positive shutoff. Non-rising stem gate valves are recommended when positive shutoff is required and where space is a premium …
How much does a 10 inch gate valve weight?
Valve – Gate, Wedge, ANSI Class 150-2500, CS, Weight (in)
| 150# | 2500# | |
|---|---|---|
| Valve Size (NPS) | Raised Face | Buttweld |
| 8 | 290 | 4430 |
| 10 | 400 | 8380 |
| 12 | 620 | 13220 |
What is the difference between AWWA C509 and C515?
The AWWA C509 design standard was developed based on the physical characteristics of cast iron while AWWA C515 was developed based on the more robust physical characteristics of ductile iron. AWWA C509 standard was developed in 1980 to formalize the design standard for resilient seat valves for water and waste water.
Which is the best wedge gate valve to buy?
Resilient Wedge Gate Valves. Resilient Wedge Valves from Clow Valve Company bring the latest technology and more than a century of engineering expertise to your water system. They’re designed to meet or exceed AWWA standards and have, for decades, been recognized as the original and definitive standard.
How big is a Mueller 2 wedge gate valve?
Mueller 2″ – 12″ 2360 Series Resilient Wedge Gate Valve Features Mueller 14″ – 48″ 2361 Series Resilient Wedge Gate Valve Features In addition to all the features of the smaller 2360 series valves, large size Mueller 2361 series RW valves offer these features:
How big is a double disc gate valve?
Double-disc gate valves in sizes 16″ through 36″ for vertical installa- tions are furnished with a shoe on each side of the disc assembly for guiding the disc assembly throughout its entire travel. Gate valves in sizes 16″ through 36″ for horizontal installations are furnished with rollers which travel on a bronze track in the body and bonnet.
When was the resilient seated gate valve invented?
During the decade of the 1980’s, the waterworks industry was introduced to the Resilient Seated Gate Valve, a design principle that is dominant in preference for use in distribution systems.