Vatac Double Concentric
Butterfly Valve are characterized by their long service and reduce friction. The
Double Eccentric Butterfly Valves are available in a wide range of dimension.
Double Concentric Butterfly
Valves is a range of high performance, heavy duty constructed butterfly valves available in wafer, lug or double flange executions. The seat constructions with its double offset provides excellent
controllability, bubble tight shutoff, longer seat life as well as a smooth
operation.
Vatac Double Concentric Butterfly Valve s are with main Features as below:
» Lockable Lever
» Site maintanence
» Ease of automation
» Positive tight shut-off
» Optional top flanges to ISO 5211
» Qualified for both gaseous and liquid services
» Broad line of body and trim materials for a variety of
medium service.
» ISO 5752, BS 5155, API 609, MSS-SP-68, ASME B16.10, ASME
B16.5, DIN 3202
» Materials: Cast Carbon Steel, Low Temp. Carbon Steel,
Satinless Steel, Alloy Steel, duplex steel and ect.
» Temperature: -20 Deg. C to 150 Deg.C
» Pressure Ratings: ANSI 150#~1000, PN10~PN100
» Size Ranges: 2" to
48"-50mm to 1200mm (Larger sizes upon request)
» Soft Seat: NBR, EPDM, VITON, PTFE
» Ends Connections: Wafer, Lugged, Double Flanged, Butt Weld
or Grooved
» Actuations: Manual, Pneumatic, Electric, Hydraulic
(Counterweight) & Electro-hydraulic