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    External Sleeve Choke Valve
External Sleeve Choke Valve

With integral cage design technology, inner annular space had 

been increased, and in this way, the possibility of corrosion for 

valve core shall be reduced and maximum flow control shall be 

provided. Valve body and valve bonnet are sealed with metal,

and valve stem is sealed in assistance of PTFE multiple level lip 

spring, which guarantee the sealing performance. With 64-case 

visual position indicator, the fluid flow is well controlled.

Our customers can choose freely from Manually type, 

hydraulically type, pneumatically type and electrically type. It is 

simple to maintain and the manufacture cost is low.

Basic Parameters: 

Nominal Bore: 2-1/16"~4-1/16"

Working Pressure: 2000psi ~ 15000 psi

Temperature Level: –60°C ~ +121°C

Body Material: AA, BB, CC, DD, EE, FF, HH

Specification Level: PSL1~PSL3G

Performance Level: PR1~PR2

Nozzle Specifications: 1"~3"