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Keystone GR Series Butterfly Valves
The Emerson Keystone GR Series are heavy duty resilient seated butterfly valves available in lugged or wafer body style for any service where drop-tight shut-off and maximum flow area is required.
- Bubble-tight shut-off
- Bi-directional
- Wafer patterned, lugged or short face double flanged
- Repairable design enables easy field replacement of seat and disc/stem
- The seat and disc are the only wetted parts
- ISO standard face to face dimensions
- Size range 50mm - 900mm
Material: Super Duplex, 316 Stainless Steel, Aluminum Bronze, Buna-N, Ductile Iron, Duplex, Epdm Rubber, Nylon
Operating Temperature: -28°C to +160°C (-18.4°F to +320°F)
Pressure Rating: 16 bar
Pressure Class: PN, ASME
Process Connection Type: PN10/PN16/ANSI 150
Valve Size Standard: NPS, DN
Media: Water Glycol, Water, Liquid, Air
The Keystone GR Series butterfly valves are suitable for water, air and dry bulk conveying applications. The valve seats are available in EPDM/NBR & PTFE. These valves are for any service where a bubble-tight shut-off with maximum flow area is required. The Keystone GR Series is suitable for pneumatic or electric direct mount with E series Keystone actuators.
Country of Origin: China
Commodity Code: 84818085
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