butterfly valve

HIWA BUTTERFLY VALVES
Features:
1) DN: DN40-DN1200
2) PN:PN10/PN16
3) Operation methods: handle lever, electric, pneumatic, worm gear.
4) Type: wafer, lug, flanged, grooved.
5) Material: Body: cast iron, ductile iron, carbon steel , stainless steel.
Seat: NBR, EPDM/ Stem: stainless steel 416,316/ Disc: ductile iron, CF8, CF8M
6) Long service life, free passage, low resistance coefficient.
7) Suitable for control of water, seawater, sewage, oil, air, vapor, food, medicine, acids, alkalis, salts, paper making etc.