Butterfly Valve.PDF

CHALLENGER offers a complete line of Butterfly Valves in sizes 2” - 48” in both wafer and full lug configuration to service your H.V.A.C, pneumatic conveying, food & beverage, chemical and bulk handling applications. The close tolerance Double ‘D’ disc/stem connection in sizes 2” - 12” provides the superior strength of a through shaft design without the disadvantages associated with designs using disc screws and pins which tend to fail over time through abrasion, corrosion or fatigue. Our unique “Epsilon” seat design in sizes 2” - 12” is rated for 225 psi full dead end pressure with the downstream flange removed (lug body).