BUTTERFLY TYPE CONTROL VALVES

Valdisk butterfly control valve
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Size Range: 50-750mm
Body Material: Carbon Steel, Stainless Steel, (Others on request)
Trim material: 317st st, Carbon Steel Chrome Plated, Stellite
Seat Materials: Reinforced PTFE, Metal
End Connections: Wafer pattern
Pressure Rating: ANSI 150/300/600/900/1500/2500LB

The Flowserve Valtek Valdisk control valves are a versatile butterfly control valve available in carbon steel, 316, and other alloys, ANSI Classes 150 through 2500, sizes 2 through 30-inch. A robust and simple in design, the valve has high flow rates, tight shut-off, and low seating and break-out torques.

Features:

  • Low breakout torque
  • Tight shut-off
  • Splined shaft for accurate control
  • Available in any castable alloy
Valtek valdisk butterfly control valve

Durco BX2000 Butterfly control valve
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Size Range: 50-900mm
Body Material: Carbon Steel, Stainless Steel, (Others on request)
Trim material: 317st st, Carbon Steel Chrome Plated, Stellite
Seat Materials: Reinforced PTFE, Metal
End Connections: Wafer pattern, Lug pattern
Pressure Rating: ANSI 150/300/600LB

Rotary Control Valve technology has emerged. Flowserve BX2 Rotary Control Valves offer significant advantages over traditional rising-stem control-valve selections: Compact, Lightweight, Economical, Class VI shutoff or class IV at High Temperatures, Wide rangeability, and low-to-zero environmental emissions.

BX2000 valves are available in Wafer or Lugged-body design with a wide selection of packing designs and seat designs to meet routine as well as the most severe applications.

Ideal for high-volume, low pressure drop flowstreams.

Features:

  • Soft seats, Fire-safe seats, APEX Metal seats, and Tri-Flex high-temperature seats
  • SIngle, Double, Fire-sealed, or High-temperature packing designs.
  • ANSI Class 150 or Class 300 bodies
  • Exotic Alloys are available.
  • Equal-percent characteristic
  • Low dynamic torque
Durco BX2000 butterfly control valve