Wafer Type DEMCO Butterfly Valves

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.

Specification Features:

•  DEMCO NE-C Design wafer and lug type

•  Size:DN50-300

•  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

•  Working temperature: -10 ~ +150°C

•  Nominal Pressure:PN10 PN16 conforms to API598

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

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

•  Design standard: API609/EN593

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

Appication

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.