Flange Butterfly Valve

This valve is designed as three-cam butterfly valve withthe advanced know-how of both domestic and overseas used, the seal-ring hasslesdisplacement when closed under a pressure and less wear(basically none)andproduces amicro-angulare magnitude for compensation when the butterfly board isclosed, the seal-ring is to be a metal hard seal if a stainless steel arc-facering is used, a fluoride plastic seal if a fluoride plastic ball arc-face ringis used, and a rubber seal if a rubber ball arc-facering is used.

Features
1) Compact structure, small volume, light weight, flexible operation and easymaintenance.
2) Designed upon the three-cam sealing principle, reliably sealed with our leak,long duration.
3) Large flow area, small coefficient of flow resistance, heavy flow-throughcapacity,
4) Aging-proof, radiation-proof, durable.