Name: Keystone Series HiLok High Performance Butterfly Valves
Brand: Keystone

The HiLok high performance Butterfly valves offer efficient, bidirectional sealing

Keystone Series HiLok High Performance Butterfly Valves

Specs

Certifications

SIL capable, PED, CUTR

End Connection

Lugged, Wafer

Application

Metals Processing, Fuel Gas, Facilities & Process Utilities, Blowers, Biofuels, Air Circulation

Material

Duplex, Carbon Steel, 316 Stainless Steel

Pressure Class

Process Connection Type

PN25, PN16

Seat/Seal Type

High performance

Shutoff Class

Zero Leakage

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 Size Standard

Valve Type

Butterfly

Media

Air, Air, Inert Gas, Ammonia, Fuel Oil, Hot Water, Liquids, Specialty Gases, Natural Gas, Water, Vacuum, Steam, Oxygen

Stem

Live loaded, Adjustable packing

Features

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.

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