Main Features: The turning center of the butterfly plate is on the center line of the valve body and the sealing face section of the butterfly plate. In closing, the ex-circle sealing face of the butterfly plate will extrude the valve seat made of synthetic rubber, generating elastic deformation...
Body: Aluminum diecast alloy
Disc: Stainles steel
Stem: Polyphenylene sulfide lined on stainless steel core
Seat: EPDM, NBR, Silicon.
Column: Engineering plastic
Body: Urethane paints with munsell 2.5BG 6/12
Valve nominal size: 40mm to 300mm
Applicable flange standard: JIS5/10K, ANSI125/150Lb.
Design standard: JISB2032
Max. Working pressure: 1.0MPa
Working temperature range: EPDM(from20 to 120 degrees C); Silicon (from 30 to130 degrees C)
Woking temperature: EPDM(from10 to 100 degrees C); Silicon (from 30 to 130 degrees C)
Body shell test: 1.5MPa
Seat leak test: 1.1MPa
Actuator mounting flange: ISO 5211
Actuators: Lock lever, Worm gear, Vertical gear, Pneumatic cylinder, Electric motor
Face to face dimensions: ISO 5752/JIS B2032
Butterfly valves are inserted into a pipe that was fitted with the disc when fully open. In cases where you are using a pipe or flange that is less than the minimum inner pipe diameter, use is still possible if means are taken such as inserting a spacer between the valve and flange. For details, please consult us.
Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of Anti-condensation Butterfly Valves in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.