BETTER Drilling Fluid Equip. can offer you series of butterfly valves from 2" -12" , which is widely used in oil gas drilling industry and fluid control system. The butterfly valves are wafer and lug type, equivalent to DEMCO NE series.

?  Wafer Type Butterfly Valve equiv. DEMCO

? Material:   

a) Body: CI(cast iron ,GG25 ), DI (ductile iron ,GGG40)

b) Disc:  DI,CF8,F8M ,95400,I+Nylon,DI+PTFE

c) Seat:  EPDM, NBR, TEFLON, ITON

? Handles available: gear operators, electric and pneumatic control actuators

? Medium available: water, sewage, sea water, air, foodstuff and oil

? End flange DINPN10/PN16, BS4504PN10/PN16, ANSI class125#/calss150#

Using for regulating or cutting off liquids in the pipelines, applied in water source projects, urban water supply and drainage, sewage treatment, electric power, petroleum, petrochemical, heat supply, shipbuilding, medicine and metallurgy industries, especially for oilfield drilling sites.

Please don't hesitate to contact our sales if you are interested in any of our products.