Ball valve

manualdouble block-and-bleedpurge

The side-entry ball valve is the most common and popular design. Given its great modularity, SRi can manufacture any side-entry ball valves with special options. In case of maintenance operation, all parts of the valve can be replaced, so valve lifetime is extended. Classes ASME CLASS 150 to 2500 DIN-PN PN 10 to 64 API 3000 to 10000 Material Carbon & low alloy Steels Stainless steels Duplex & Super Duplex Nickel Alloys Titanium Design features API 6D/6A design & construction API 6D & ASME B1610 face to face Antistatic device Double block and bleed (DBB) Drain plug Connection ends upon request Firesafe design O-ring seals Self-Relieving seat Soft seat insert Trunnion mounted Lifting lugs /valve support Vent plug On request Full/reduced/customize bore Manual or actuated operation Optional Design features Automatic bleeding system By-pass system Double Piston Effect (DPE) Double Isolation & Bleed (DIB) ENP on seat/ball/stem/body Extended stem Heating jacket Locking device Metal to metal seats Overlay on seat pocket Overlay on dynamic seal pockets Overlay on all wetted parts Polymeric lip-seals Single Piston Effect Stem injection fitting Seat injection fitting Transition pups pieces BW ends