Class 300 Butterfly Valve

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...

Product Details


Butterfly valve  is used for isolating or regulating  flow   and its function allows for quick shut off. There are many different kinds of butterfly valves, each adapted for different pressures and different usage in the industry.

Products Range

Size: 2" ~ 48" ( DN50~DN1200)

Working Pressure:150LB

Body: Cast Iron, Ductile Iron, Stainless Steel, Carbon Steel, Aluminium Bronze.

Disc: Cast Iron, Ductile Iron, Stainless Steel, Carbon Steel, Aluminium Bronze.

Shaft: 416 S. S ,304S. S, 316S.S  and so on.

Seat; EPDM, NBR, Viton, PTFE and so on.

Color: Blue, Red, Black, Green, according to your reuqest.

Media: Petroleum, chemical, natural gas, food, water supply and other industrial areas.

Operation Type: Lever, Gear, Electric, Pneumatic, Hydraulic

Standard compliance

Type Available: Flanged type

Inspection & Testing: API 598

Basic Design: ANSI/AWWA C504

Materials Standard: Others on request
Face to Face Dimension: BS5155 Short, ISO5752 (Series 13), DIN 3202F16

Flanged End Dimension: DIN PN10/16/25, ANSI B16.1, BS4504, ISO PN10/16, JIS B2212/2213, BS 10 Table D, BS 10 Table E

Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of Class 300 Butterfly Valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.