.

Centric Butterfly Valve

FREE-Valve’sCentricButterfly Valve adopt center Linedprinciple to design,It uses the flexibility rubber seat, could easily achieve zero leakageand bi-directional sealing, It also can be used as regulation and shut-offdevice to deal with corrosive, non-corrosive gases, liquids in pipelines .

Features

  1. Bi-Directional sealing,throttling Operationand shut-offfunction.
  2. Fully rubber lined body, with lined rubberextending upto the flange contact face,Resilient Seat.
  3. The choice of discand seatmaterials to suit workingconditionsand medium.
  4. With Selflubricated PTFE lined bearingdesigning,life cycles up to ten thousandtimes cycles .

Technical specifications

1)Size Range:NPS2~NPS64,

2)Pressure Range:PN6~PN16,Class150

3)Body material:Carbon steel, stainless steel,copper alloy

4) Sealing material:Rubber or PTFE

5) Body type:Wafer Body Type, Lug Type or Flange Type

6) Working temperature:≤120°C

7) Operating method:Worm gear,electric,pneumatic .

8) Pressure test:GB/T13927; API598

9)Face to Face: GB/T12221; API609,EN 558

Applicable

FREE-Valves CentricButterfly Valvecould easily achieve Bi-Directional sealing,therefore is a widely applied valve inoilfield, agriculture,Power Plant CondensatesWaterworks, Water treatment, Seawater, Exhaust,Flue Gas.Because of rubber lined body materials,it is usually used in low pressure lines.



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