Our advantage fully welded ball valve,automatic recirculation valve supplier - Edvc Valve

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

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.

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