Skip to content

BUTTERFLY VALVES

Butterfly valve comes with ductile iron wafer style (STW) or lug style (STL) body with either NBR or EPDM seats and a choice of disc materials (316SS, CA15). It can be equipped with a manual handle or with pneumatic or electric actuators. For valve position feedback limit switches, solenoid valves, positioners can be mounted.

Features
  • Economy & high performance
  • One-piece body construction and self-centering disc.
  • Seat facing acts as flange gasket.
  • 3 shaft bushings support actuation.
  • Shaft sealing against external leakage

Specifications

Materials

  • Body: Epoxy Coated Ductile Iron
  • Disc: 316 Stainless Steel (standard) NI Plated D.I. or Bronze available
  • Seats – NBR or EPDM

End Connections

  • Wafer
  • Lugged

Temperature Range:

  • NBR: -4 to 194°F
  • EPDM: -22 to 230°F

Pressure Range:

  • 225 PSIG (2″ to 12″)
  • 160 PSIG (14″ to 24″)

Pressure Testing:

  • Body Hydro: 343 PSIG
  • Seat Hydro:243 PSIG
  • 150 PSIG (2″ to 12″)
  • 100 PSIG (14″ to 24″)