Butterfly valves can be actuated either manually or pneumatically. There is a wide range of manual controls to meet the different system requirements. Pneumatic controls can be horizontal and vertical, single-, double-effect, and modulating. They can be fitted with control tops and proximity It is widely applied to many fileds,such as beer,beverage,dairy food,fruit juice,pharmacy,biological etc.
The butterfly calves can be operated automatically through actuator or manually with the handle.The handle blocks the valve in the "open" or "closed" position,certainly,there are othe position available. The actuator push piston of axial movement into 90 degree so that it controls butterfly valve.
|Product Wetted Steel Parts||AISI304/AISI316L||Provided with material inspection report|
|Other Steel Parts||AISI304|
|Seal material||EPDM/VMQ/FPM||All seals material comply with FDA21CFR117.2600|
|Other materials are avaible upon request|
|Sterilization temperature||302ºF(150ºC,max 20min)|
|Outside surface treatment||Ra16~32uin(o.4~0.8um)|
|nside surface treatment||Ra32~64uin(o.8~1.6um)|
|Connetion ends||butt-weld,clamped ends,male ends, flange ends|
|neumatic head||Normally closed(NC)-Air to open,spring to close|
|Normally open(NO)-Air to close,spring to open|
|Air to air(AA)-Air to open,air to close|