For 4 Inch Butterfly Valve, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our 4 Inch Butterfly Valve has been well received by many customers and enjoyed a good reputation in many countries. TFW VALVE4 Inch Butterfly Valve have characteristic design & practical performance & competitive price, for more information on the 4 Inch Butterfly Valve, please feel free to contact us.
Size: DN40-DN1200 End Flange: ANSI B 16.1 EN1092 AS2129 Face to Face: ANSI B 16.10 Top Flange: ISO 5211 Normal Pressure: PN1.0/1.6Mpa(150/200PSI) Body: Cast Iron/Ductile Iron/WCB/ALB/CF8/CF8M Disc: Cast Iron/Ductile Iron/ALB/CF8M/CF8 Stem: SS416/304/316/431 Seat: Hypalon/EPDM/Neoprene/NBR/Viton/Silicon/PTFE Suitable Temperature: -45C to 150C
Body Size: 4 inches (100 mm) Body Material: Ductile iron, stainless steel, aluminum, Disc: Usually stainless steel Seat: Rubber, EPDM, PTFE, Stem: Stainless steel Operating Temperature Range: Depends on materials, but usually -20°F to 250°F (-29°C to 121°C) Pressure Range: Can handle pressures up to 150-300 psi depending on materials and design Actuation: Manual lever, gear operator, pneumatic actuator, electric actuator End Connection: Flanged, wafer, lug style Flow Characteristics: Butterfly valves provide relatively high capacity and have quick open/close ability, but do not provide tight shutoff compared to ball or gate valves Typical Applications: Isolation, throttling, control in water, air, gas, steam and other non-viscous fluid applications
