Manual Butterfly Valve
Our Manual Butterfly Valve applicable to water supply and drainage, power generation, oil, gas (natural gas), chemical industry, metallurgy, food (drinks), pharmaceutical, paper making, shipbuilding, environmental protection projects such as the system transport all kinds of corrosive, non-corrosive fluid medium of the pipe and the containers used for adjustment and cut off the flow of media.

1.simple structure, compact, lightweight, easy disassembly and maintenance

2.operating torque smaller, lightweight, open and close quickly turn 90 degrees

3.The flow resistance is small, flow characteristics similar to tilt a straight line, energy-saving effect is good

4. can be made of various materials for various media

Body Type: Wafer/Lug

Size: DN40-DN1200 (1.540)

Nominal Pressure: PN10/PN16

Design Standard: API609;GB12238

Body Flange Drilling: DIN2505;ANSI125/150;BS4504;JIS B2210;AS2129;GB17241.6

Tope Flange: ISO5211

Face to Face: ISO5752;API609;MSS SP-67;GB12221

Test Inspection: API598;GB13927

Suitable Medium: Water,Sewage,Air,Oil,Salty,etc.

Operations: lever, Worm gear, Electric Actuator and Pneumati