AK0112E

Butterfly Valve

The manual lug butterfly valve has a simple structure and is easy to operate. It can be quickly opened and closed by manually rotating the handle

Parameter

¡ð Nominal diameter: DN50~DN200mm

¡ð Nominal pressure: PN6~PN40bar

¡ð Applicable media: water, oil, gas, etc

¡ð Working temperature:

EPDM seal: -40 ¡ã C to+135 ¡ã C

NBR sealing: -30 ¡ã C to+80 ¡ã C

PTFE seal: -40 ¡ã C to+180 ¡ã C

Metal hard seal: -40 ¡ã C to+450 ¡ã C (special models)

¡ð Connection method: clamp type, flange type

¡ð Valve body material: ductile iron, cast steel, stainless steel, aluminum alloy

¡ð Butterfly plate material: ductile iron, stainless steel 304316, 1.4529

¡ð Sealing form: midline soft seal, triple eccentric metal hard seal

¡ð Operation mode: Manual operation with handle


Performance

¡ð Easy and intuitive operation, quick opening and closing control can be achieved by manually rotating the handle

¡ð Compact and lightweight structure, small size, light weight, easy to install, maintain and replace

¡ð Small opening and closing torque, flexible rotation, suitable for small-diameter pipeline systems that require frequent operation

¡ð Reliable sealing performance, using elastic sealing structure to effectively prevent medium leakage

¡ð Cost effective, no need for power or gas source, suitable for low-pressure and room temperature conditions


Application

¡ð Building water supply and drainage system: used for cutting off and maintenance control of cold and hot water pipelines in households and buildings

¡ð Heating, ventilation and air conditioning (HVAC): regulating the connection and disconnection of air or water circuits in fan coil units and small air conditioning units

¡ð Agricultural irrigation system: suitable for manual switching of field water pipelines, with simple and reliable operation

¡ð Small industrial equipment: used for controlling low-pressure fluid pipelines such as air compressors, cooling towers, cleaning equipment, etc

¡ð Fire end device: used as a manual opening and closing isolation valve in fire hydrants or sprinkler systems


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