Floating DBB Ball Valve

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Floating DBB Ball Valve

Double Block and Bleed Valves assure double isolation function thanks to two obturator inserted in a single body and they provide the bleed
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Description


Double Block and Bleed Valves assure double isolation function thanks to two obturator inserted in a single body and they provide the bleed function by means of a bleed/vent system located between obturators(body port and ball, gate or needle valve), from the floating ball valve design, vatac DBB valves with several different constructions.

» Double fixed balls hinged on supports, and floating metal or soft seats, central needle vent valve


» Size Range from 1/2”through2”, large sizes on request
» Pressure Range: from ASME Class 150 to ASME Class 2500
» Temperature Range: from -46 to 450
» Side Entry Forged Steel Valves
» On request, Top-Entry design
» Low pressure loss through the valve
» Low actuation torque
» “CE” marking in compliance with PED Directive 97/23/EC
» Full bore or Reduce bore
» Different kinds of ends connections(RF/RTJ) Flanges, Butt weld, Clamp Connection, Socket Welding.
» Wide availability of materials sepending on the specifications(carbon steel, stainless steel or Duplex steel for service in corrosive environments, Chrome-Molybdenum alloy steel for high temperature service, etc.
» Materials with anti-corrosion properties according to NACE MR 0175
» On request, seat pocket area overlay, seal area overylay, or completed cladding on wetted surface(welded overlays in inconel 625, Stainless Steel 316 etc., or Electroless Nickel Plating)
» Suitable for wrench or motorized actuation(hydraulic, pneumatic, gas-over-oil or electric actuator)
Send Inquiry

Please feel free to contact with us at Vatac@vatacvalve.com or filling up an enquiry form instructed at the bottom,
You will get an effective response within 24 hours from Vatac sales representative.
Thanks for your valued time with interest!

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