Pneumatic Butterfly Valve
pneumatic butterfly valve
1. Material
Body: cast iron, ductile iron, carbon steel, stainless stee
Disc: cast iron, ductile iron, carbon steel , stainless steel
Stem: carbon steel, stainless steel
Seat: EPDM, PTFE, NBR
Bushing: PTFE, Bronze
2. Specifications
Size: DN25-1200 (1”-48”)
Pressure: PN10/16( 150/200 PSI)
Actuator: handle/gear box /pneumatic /electric
Standard: API, ASTM, ANSI , DIN, BS, JIS ,ISO approved
End connection: wafer type, flange type, lug type
3. Features:
Wafer, lug or U type flanged body style fit between FF or RF flanges.
PTFE bushing ensure the maximum shaft support and centralized alignment360 degree polished disc assures positive on-off;
Long service life, standing the test of tens thousands opening/closing operations;
Bubbles-tight sealing with no leakage under the pressure test;
Wide selection of materials , applicable to various medium
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