AWWA Resilient Seated Gate Valve
Features
AWWA C509 OS&Y , DN50-DN450
The ductile iron core is fully vulcanized with EPDM rubber, no iron parts are exposed to the medium and the excellent rubber vulcanization prevents creeping corrosion underneath the rubber.
Guides in the wedge and on the body ensure a uniform closure, safe operation ensured as the guides prevent overloading of the stem.
Stainless steel stem with rolled threads for high strength.
The can replace stem seals under pressure.
Standard
|
Designstandard |
AWWA C509 |
|
Flange drilling standard |
ANSI/AWWA C110/A21.10, ANSI B16.1 Class 125 |
|
Facetofacestandard |
ASME/ANSI B16.10 |
|
Hydraulic test standard |
AWWA C509 |
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