PTFE lined wafer butterfly valve Features
24 months guarantee
(1) PTFE lined wafer butterfly valve is packed with foam plastic bag.
(2)Put sponge in each floor, 1.1*1.1*0.78m export plywood case;
(3)One 20' container can in bulk loaded on 24pcs plywood cases more or less.
(4)We can pack according to specific customer requests.
(5)Customers' logos are available on package.
Low Torque,long life cycle
360°polished disc assures positive on-off
Epoxy coated body,smooth surface
Various kinds of materials,applicable to different medium
Valve Design: API 609, MSS SP-67
Face To Face: API 609, MSS SP-67, DIN3202, BS EN558-1
Pressure Test: API 598
Flange Drilling: ANSI B16.1 class125, BS4504 PN10/PN16, DIN2501 PN10/PN16
Top Flange: ISO5211
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.