The Triple Offset Butterfly Valve provides a bi—directional bubble
tight shut—off This geometry ensures that the disc seal contacts the
body seat only at the final shut—off position without rubbing or galling．
providing a torque generated resilient seal with sufficient“wedging”
to ensure aunifOrm seaI contact

-Trait and purpose
Hard Seal Butterfly Valve triple offset series are our company. s leading products．which are used in such fields as metallurgy, light industry, electric power, petrochemistry．coal gas channel etc