Top entry Trunnion Ball Valve its the most difference from common ball valves is that maintenance without removing the valve from the pipeline. unique seat retraction technique and the top entry trunnion supported design gives the convenience of in-line repair or replace valve internal components without dismantling it from pipeline. Because each ball seat shuts off the line fluid independently on the upstream side, so top entry ball valves are suitable for double block and bleed application .
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Top entry trunnion Ball Valve specification
Nominal Diameter：1/2"-48"
Nominal pressure:150LB-2500LB
Temperature：-46 ~250 degree celsius
Connecting type:flange
Material：SS、CS, etc. ( Selected at clients’request )
Driving means:manual,pneumatic,wore gear,electric.
applicable medium : water、gas、oil, etc.