صمام فراشة الصين

Top china butterfly valve supplier flange meets the standard of ISO5211 for handle,gearbox electric and pneumatic etc
مقبض:malleable iron handle strong metal handle,normal and aluminum handle etc for chose,functional well
معدات دودة: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.