Wafer Type Butterfly Valve, AS 2129, table D, table E.
Features:
Size: DN50-DN1200.
End Flange: AS 2129.
Face to Face: API 609, BS 5155, DIN 3202, ISO 5752.
Top Flange: ISO 5211.
Normal Pressure: PN10, PN16 (150, 200 PSI).
Body: Cast Iron, Ductile Iron, ASTM A216 WCB, ALB, ASTM A351 CF8, ASTM A351 CF8M.
Disc: DI, ALB, ASTM A351 CF8M, ASTM A351 CF8, Hastelloy Alloy, Monel.
Stem: SS 416, SS 304, SS 316, SS 431.
Seat: Hypalon, EPDM, Neoprene, NBR, EPDM, Viton, Silicon, PTFE.
Suitable Temperature: -45℃ to 150℃.
Suitable media include water, sewage, sea water, air, foodstuff and oil.
They are suitable for handles, gear operators, electric and pneumatic control actuators.