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HILOK | Keystone Series HiLok High Performance Butterfly Valves | Fisher
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Overview
Details for HILOK
Keystone Series HiLok High Performance Butterfly Valves
The HiLok high performance Butterfly valves offer efficient; bidirectional sealing
- Cast on ISO top plate.
- Long neck for insulation service.
- External travel stop; outside of the medium area.
- Accessible packing adjustment without operator removal.
- Positive sealing which is mechanically achieved and does not rely on line pressure assistance.
- Bidirectional shut-off performance.
- Available in soft; fire-safe and metal seated.
- Long life durability due to double offset operating principle minimizing seat wear.
- Two piece shaft for maximum flow and minimum headloss.
- Quadruple shaft bearings to ensure stability during high pressure; high cycle applications.
- Fast and simple seat replacement.
- Uninterrupted gasket surface.
Specifications
Item Number | HILOK |
Brand | Fisher |
Application | Metals Processing; Fuel Gas; Facilities & Process Utilities; Blowers; Biofuels; Air Circulation |
Certifications | SIL capable; PED; CUTR |
End Connection | Lugged; Wafer |
Material | Duplex; Carbon Steel; 316 Stainless Steel |
Media | Air; Air; Inert Gas; Ammonia; Fuel Oil; Hot Water; Liquids; Specialty Gases; Natural Gas; Water; Vacuum; Steam; Oxygen |
Pressure Class | PN |
Process Connection Type | PN25; PN16 |
Seat/Seal Type | High performance |
Series | Keystone Series HiLok High Performance Butterfly Valves |
Shutoff Class | Zero Leakage |
Stem | Live loaded; Adjustable packing |
Type | Control Valve |
Valve Size Standard | DN |
Valve Size | NPS 20 / DN 500; NPS 18 / DN 450; NPS 16 / DN 400; NPS 14 / DN 350; NPS 12 / DN 300; NPS 10 / DN 250 |
Valve Type | Butterfly |
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