Produktbeschreibung
Top china butterfly valve supplier flange meets the standard of ISO5211 for handle,gearbox electric and pneumatic etc
Handhaben:malleable iron handle strong metal handle,normal and aluminum handle etc for chose,functional well
Schneckengetriebe:high quality and normal quality worm gear for chose ,the color of worm gear can also be customized and good looking
Butterfly valves includeand wafer butterfly valve, lug butterfly valve other related butterfly valve products.