Manual Malleable Handle Butterfly Valve

As a classic bestseller of Zhongguan Valve, many distributors, stockists, and agents in Russia, Central Asia, and the Transcaucasian region want to further cooperate with our company to purchaseManual Malleable Handle Butterfly Valve.Valve body: usually made of cast iron, stainless steel, or plastic materials, connected to pipelines (flange type, clamp type, etc.).

Valve body material: Ma'anshan Steel (Maanshan Iron and Steel) usually refers to the valve body made of carbon steel or stainless steel, which has high strength and corrosion resistance.

Handle design: Manual operation, valve can be opened or closed by rotating the handle 90°, easy to operate.

Butterfly plate structure: The butterfly plate inside the valve is disc-shaped and controls the flow of the medium through rotation. The sealing form is mostly rubber or polytetrafluoroethylene (PTFE) to ensure good sealing performance.

Connection method: commonly flange connection or clamp type, easy to install into pipelines.

Application

Manual Malleable Handle Butterfly Valve can be used to Medium:Water & Wastewater Treatment ,HVAC Systems (chilled/heating water)  Chemical & Industrial Processes (compatible with mild corrosives)Fire Protection Systems Food & Beverage Industry (if FDA-approved seats are used) 

Installation and usage precautions  of Manual Malleable Handle Butterfly Valve as follows:

Installation direction: There is usually no strict flow direction requirement, but it is recommended that the butterfly opening direction be consistent with the flow direction of the medium.

maintain:

Regularly check the wear of the sealing surface to avoid impurities from jamming the butterfly plate.

There is no need to apply excessive force when operating the handle to avoid deformation of the valve stem.

Taboo:

Not suitable for strongly corrosive media or extreme working conditions of high temperature and high pressure.

Avoid frequent use in half open state, which may shorten the sealing life