Double Flanged Butterfly Valves, Brand Name : hiwa

We offer double eccentric double flanged butterfly valve.
Hiwa butterfly valves
features:
1) dn: dn40-dn1200
2) pn:pn10pn16
3) working temperature: -15?150â°c
4) suitable for control of water, seawater, sewage, oil, air, vapor, food, medicine, acids, alkalis, salts, paper making etc.
5) operation methods: handle, electric, pneumatic, worm gear.
6) long service life, free passage, low resistance coefficient.
7) type: wafer, lug, flanged, grooved.
8) material: body: cast iron, ductile iron, carbon steel , stainless steel.
seat: nbr, epdm stem�stainless steel 416,316 disc: ductile iron, cf8, cf8m pin: stainless steelbushing: ptfe, bronzeo ring: nbr, epdm