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Shanghai Fresi Valve Co., Ltd
Shanghai
Pneumatic clamp butterfly valve, cast iron butterfly valve, EPDM
Instructions:
A high-quality industrial butterfly valve. Certified according to EN 10204 3.1.
Double break shaft valve plate with spherical sealing surface design ensures low torque, high flow rate, and long service life
ISO 5211 allows direct installation of actuators (pneumatic or electric) on flanges
The valve seat is vulcanized onto the hard backrest to ensure that the rubber does not deform.
Multi standard calibration holes are suitable for multi standard flanges of national, American, British, and Japanese standards
DN40-DN300, PN10/16/ANSI150, BS10 TABLE D/E
DN350-DN600, PN10 or ANSI150, BS10 TABLE D/E.
Buffer slope valve seat, achieving a centerline butterfly valve structure, eccentric butterfly valve effect, and no friction between the valve plate and the valve seat.
Durable handles made of stainless steel or carbon steel.
3-piece sliding bearings reduce friction and extend service life
Pneumatic clamp butterfly valve, cast iron butterfly valve, EPDM
generalization:
Size/Pressure: DN40- DN300=PN16
DN350 - DN600 = PN10
Valve body material: cast iron
Valve plate material: stainless steel, nickel plating
Valve seat material: NBR, EPDM-H, FPM or PTFE
Valve body surface: Polyester fiber, RAL9006, 100 μ m
Valve structure length: EN558-1
Operation mode: handle, worm gear box, actuator (pneumatic actuator, electric actuator)
Flange standard: DN40-DN300, PN10/16/ANSI150
BS10 TABLE D/E, JIS 10K, 16K