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Wafer Type Butterfly Valve
Wafer Type Butterfly Valve
Wafer Type Butterfly Valve
Wafer Type Butterfly Valve

Economy Type Wafer Butterfly Valve

Size : 2"-12"(DN50~DN300mm)
Body Matreials Ductile Iron/ WCB/CF8/CF8M
Disc: Ductile iron,CF8,CF8M,WCB/Bronze
Pressure PN10-PN16 Class150
Suitable medium: Air,water,sewage,steam,gas,oil
Working Temperature: -20℃ to 220℃
Type concentric Wafer Type
OP Handle lever / Gear
Introduction
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Introduction
Body Test: 1.5 times the working pressure with water. This test is performed after valve assembly and with disc in half position open, it is called as a body hydro test.
Seat Test: 1.1 times the working pressure with water.
Function / Operation Test: At the time of final inspection, each valve and its actuator (Flow-Control Lever / Gear / Pneumatic Actuator), under goes a complete operating test (Open/Close). This test carried out without pressure and at ambient temperature. It ensures the correct operation of the valve / actuator assembly with accessories such as solenoid valve, limit switches, air filter regulator etc.
Special Test: On request, any other test can be carried out according to special instruction by client.
DATA
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