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Keystone Figure 990 Butterfly Valve
The Emerson Keystone figure 990 is a split body, thin disc resilient seated butterfly valve designed for high flow and modulating service.
- Bubble-tight shut-off
- Bi-directional
- Wafer pattern
- Split body design enables easy field replacement of seat and disc/stem
- Suitable for pneumatic or electric direct mount with U Series Keystone actuators
- Seats available in EPDM/NBR Food Grade & PTFE (6 bar rated only)
- Size range 25mm - 500mm
Material: 316 Stainless Steel, Buna-N, Cast Iron, Ductile Iron, Duplex, Epdm Rubber, Hastelloy, Monel, Super Duplex, Teflon, Titanium
Operating Temperature: Up to 250 F (120 C)
Pressure Rating: 10 bar
Pressure Class: ASME
Process Connection Type: PN6/PN10/PN16/ANSI 150/Table E
Valve Size Standard: NPS
Media: Specialty Gases, Liquids, Air, Inert Gas, Water
The Keystone figure 990 butterfly valve is designed for high flow and modulating service. The valve seats are available in EPDM/NBR Food Grade & PTFE (6 bar rated only). This valve excels in heavy-duty applications where corrosion and abrasion resistance is required. The triple function, resilient seat isolates body and stem from line media, provides bubble-tight shut-off of line media at full-rated pressure.
Country of Origin: China
Commodity Code: 84818085
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