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TM

 

K-LOK High Performance Butterfly Valve
Sizes 2 to 36 inch ANSI Class 150 and 300

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• Integrally cast mounting pad provides direct mounting of Keystone actuators.

• Rocker-shaped gland bridge compensates for uneven adjustment of gland nuts.

• Extended neck allows for two inches of pipeline insulation.

• Flattened body bore at stem journal ports positions stem bearings near disc, providing maximum stem support.

• Disc taper pins are tangentially positioned half in disc and half in stem, placing them in compression rather than shear, which eliminates potential for failure.

 

 

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• Integrally cast disc position stop perfectly locates the disc in seat, achieving maximum seat and seal life.

• Uninterrupted flange face retaining ring allows use of standard spiral. wound gaskets and provides uni-directional dead-end service as standard. Bi-directional dead-end service available.

• K-LOK polymer, elastomer, and fire- safe seats provide bi-directional, Drop-tight closure in vacuum and throughout all pressure ranges, as well as at full rated differential pressure. A variety of materials allows optimum seat life in all applications.

 

 

K-LOK  Services

Many services have specific requirements. Keystone can meet most of these needs.The K-LOK product line can be ordered for the following special services:
 

Food processing
Sour gas
Military
Vacuum
Oxygen
Pharmaceutical
Steam
Steam jacketed
Ammonia

 

 

Chlorine
Reverse osmosis
Category 'M' fluids
Slurry
Flow control
Modulating control
On/off control
Dead-end service

Varco, for all your valve needs.

VARCO
VALVES & CONTROLS, CO.
P.O. Box 630277   Houston, TX  77263-0277
713-783-7600    fax:281-988-5701
email:  labco2@flash.net

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