Keystone-K-series hilok butterfly valves powered actuator

Keystone Series HiLok Butterfly Valve with Powered Actuator

Product Description

The Keystone HiLok is a high performance butterfly valve that delivers efficient, bi-directional sealing complete with powered actuator, configurable by power source, size, function and more.

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Features

Keystone HiLok High Performance Butterfly Valve

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.

Emerson Powered Actuator

Direct mounting to all Keystone butterfly valves and ball valves.
Valve connection compatible with Keystone (imperial and metric) and ISO 5211.
Double Rack and Pinion design nullifies side loads on the pinion shaft, minimizing bearing wear and extending life.
Optimized product flow with standard mounted travel stops for valve position adjustment in open and close position (+/- 5° at each end).
Anodized aluminium body with electrostatic powder coating (ESPC) finish provides durable protection against corrosive environments.
Double acting and spring return versions available for cost effective and safe operation.
Up to 12 individual springs offer flexible torque range for both ball as butterfly valves.
Pre-compressed spring design and anti-blowout drive pinion means safe maintenance and operation.

Keystone F89 Pneumatic Quarter-Turn Actuator

Direct mounting to all Keystone butterfly valves and ball valves.
Valve connection compatible with Keystone (imperial and metric) and ISO 5211
Double Rack and Pinion design nullifies side loads on the pinion shaft, minimizing bearing wear and extending life.
Optimized product flow with standard mounted travel stops for valve position adjustment in open and close position (+/- 5� at each end).
Anodized aluminum body with electrostatic powder coating (ESPC) finish provides durable protection against corrosive environments.
Double acting and spring return versions available for cost effective and safe operation.
Up to 12 individual springs offer flexible torque range for both ball as butterfly valves.
Pre-compressed spring design and anti-blowout drive pinion means safe maintenance and operation.