●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
Metal-to-Metal Sealing When non-meatl sealing is deteriorated by fire, seat floats to shut off the line fluid
Standards ● 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
Material WCB, LCB, CF8, CF8M, CF3, CF3M, A105, LF2, F304, F316, F304L, F316L Operators ● manual ● Gearbox Operated ● Electric Actuators ● Pneumatic Actuators ● Gas Over Oil Actuators ● Electro-hydraulic actuator.
The top entry ball valves are available in size 2" ~24" , ANSI class rating 600 to 1500 and temperature ratings of -46℃ to 200℃ . 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. Description