API 6A Valves > External Sleeve Choke Valve
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Introduction Parameter
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.
Products Range
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" 
Standard: API 6A
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