product

DN40

BUTTERFLY

DN40

DN
(nominal I.D.)
Conductance in open position
(molecular flow)
Minimum controllable conductance
(molecular flow)
Max. differential pressure Typical closing / opening time Weight(approx.)
Aluminum Stainless steel
mm inch ls-1 ls-1 mbar s kg lbs kg lbs
40 80 0.25 1,000 0.3 2.8 6.3 3.9 8.6