The top entry ball valves are available in size 2 ~24 , ANSI class rating 600 to 1500 and temperature ratings of -46 C to 200C . All meet the fire safe requirement of BS 6755 and API 6FA.
The top entry trunnion supported design and unique seat retraction technique gives the convenience of in-line repair or replace valve internal components without dismantling it from pipe line.
Top Entry Ball Valve
●Double Sealing O-rings
●Prevent leakage from stem area
●Blow-out Proof Stem
●Internally inserted and functions as the backseat for assured stem sealing at all pressures
When non-meatl sealing is deteriorated by fire, seat floats to shut off the line fluid
● Design standard: API 6D, EN13942, ISO-14313. ASME B16.34
● Face To Face Dimension: API 6D, EN 558-1, EN 12982, and ASME B16.10
WCB, LCB, CF8, CF8M, CF3, CF3M, A105, LF2, F304, F316, F304L, F316L
● Gearbox Operated
● Electric Actuators
● Pneumatic Actuators
● Gas Over Oil Actuators
● Electro-hydraulic actuator.