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ZGV Industrial Valve >> Products >> Petrol-chemical >> DBB Ball Valve >> Double blockbleed valves
Double blockbleed valves


Double blockbleed valves

» Double fixed balls hinged on supports, and floating metal or soft seats.Central Needle Vent Valve.
» Size Ranges from 1/2” through 12” , 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 Reduced bore.
» Different kinds of end connections (RF/RTJ) Flanges, Butt Weld, Clamp Connection, Socket Welding).
» Wide availability of materials depending 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.


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