Huahui Gate Valve
Product Description
AWWA C509 OS&Y Resilient Seated Gate Valve, DN50-DN450
Features
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 valve 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 valve can replace stem seals under pressure.
Full bore.
Body inside and outside fusion bonded epoxy coating with excellent corrosion resistant performance.
Standard of AWWA Resilient Seated Gate Valve
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Design standard
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AWWA C509
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Flange drilling standard
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ANSI/AWWA C110/A21.10, ANSI B16.1 Class 125
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Face to face standard
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ASME/ANSI B16.10
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Hydraulic test standard
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AWWA C509
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