Butterfly Valve
ZIMMOX BUTTERFLY VALVES is the culmination of Zimmox’ legacy of offering efficient, reliable and
high-performance valves for the last 38 years.
ZIMMOX BUTTERFLY VALVES are professionally manufactured and masterfully engineered to meet
and exceed our customers’ satisfaction and expectation. ZIMMOX produces wafer type, lug type
or flange resilient seated type butterfly valves, with customers having a choice of operators from
lever, gear, pneumatic, hydraulic or dynamoelectric. ZIMMOX also provides special material and
sealing structures to ensure the sealing, anti-corrosion, anti-friction and safety under different
pressures, temperatures and media.
Concentric Butterfly Valve
Design Features
1.Concentric design, easily installation
2.Integral stem design for controlling control the disc open and closed positioning.
3.The stem can be avoid of overloading by the axial thrust bearing.
4.Blowout-proof stem
5.Low torque
6.Flow characteristic approached the straight line. Excellent regulation performance.
7.Self cleaning seat
Product Range
Size/Rating: NPS 2~40（DN50~DN1000）/CLASS 125 ~ 150（PN6~ PN16）
Body Materials: Cast Iron, Cast Steel, Stainless Steel
Seat Materials: EPDM, NBR, VITON
End connection: Wafer, Lug, Double Flange
Design Standards
Basic Design: API 609,ASME B16.34
Structure Length: API 609
End Connection: ASME B16.5, ASME B16.47,EN 1092-1
Test & Inspection: API598,EN12266
Double Offset Butterfly Valve
Design Features
1.ISO 5211 top flange
2.Low emission packing
3.Bi-directional sealing
4.Less seat wear
5.Low torque
6.Self-driven machinery sealing structure
Product Range
Size/Rating: NPS 2~40”（DN50~DN1000）/CLASS 150~600LB（PN6~100）
Body Materials: Carbon Steel, Stainless Steel, Duplex Steel
Seat Materials: NBR, EPDM, VITON, PTFE , RPTFE
End connection: Wafer, Lug, Double Flange, Weld
Design Standards
Basic Design: API 609,ASME B16.34
Structure Length: API 609
End Connection: ASME B16.5, ASME B16.47,EN 1092-1
Test & Inspection: API598,EN12266
Triple Offset Butterfly Valve
Design Features
1.ISO 5211 top flange
2.Low leakage packing
3.Extended bearing design
4.Wear-free seat
5.Laminated seal
6.Low torque
7.Blowout-proof stem
Product Range
Size/Rating: NPS 2~40”（DN50~DN1000）/CLASS 150~600LB（PN6~100）
Body Materials: Carbon Steel, Stainless Steel, Duplex Steel
Seat Materials: NBR, EPDM, VITON, PTFE , RPTFE
End connection: Wafer, Lug, Double Flange, Weld
Design Standards
Basic Design: API 609,ASME B16.34
Structure Length: API 609
End Connection: ASME B16.5, ASME B16.47,EN 1092-1
Test & Inspection: API598,EN12266
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