Dovetail Ductile Iron Double Eccentric Butterfly Valve Worm Gear Available

Dovetail Ductile Iron Double Eccentric Butterfly Valve Worm Gear Available

Features:

. The valve is made of DI body , DI disc and SS316 disc ring.
. Advanced design with dovetail both side seal design and captured by epoxy on the back with multiple raised ring to have more contact with disc but less friction during closure.
. The double eccentric design provides less contact area of seal with disc, and less stress at the open position of the disc.
. The disc design with arch shape and thru disc can provide better flow capacity, stronger and less weight
. The shaft and disc connection with tangential pin which can be exchangeable and provide rigid connection.
. The DN 150-350MM use flat disc, and DN 350-1200MM use arch shape disc.
. Epoxy coated interior and exterior.
. Valve design can meet EN 593, BS 5155, AWWA C504 & API 609
. Top flange connection can meet ISO 5211-1982, and F/F comply with EN558-1&AWWA C504.

Technical Data:

Size Range: DN350-1200mm
Pressure ratings: 1.0Mpa; 1.6Mpa, 150/250 Psi
Working Temperature: -10℃ ~80℃
Flow media:Water & Wastewater

Application:

Water works system, waste water system, water distribution system, HVAC system, industry, power plant

Production: