
BYV Series Butterfly Valves
Description
The BYV Series butterfly valves are available in PVC, CPVC and GFPP bodies with PVC, CPVC, GFPP or PVDF discs. Liners and seals available in VITON, EPDM or Nitrile materials. 316SS Stems are standard. The BYV Series features a revolutionary hand lever with 19 lockable stop positions and 360 degree interlocking splines.

Key Features & Benefits
One Piece Injection Molded PVC, CPVC or GFPP Body
PVC, CPVC, GFPP or PVDF Disc Materials
Hand Lever with 19 Lockable Stop Positions & 360° Interlocking Splines
External Disc Position and Flow Indication
Hydro-dynamic Centric Disc for Increased Flow Performance
Over-Sized Liner Face Maximizes Surface Contact with Flanges
1-Piece 316 Stainless Steel Stem with Threaded Retaining Gland
Stem Bearing and Seal Retainer for Absolute Stem Position and Seal
ISO 5211 Top Flange and Stem Drive
All Sizes Meet ANSI B16.10 / ISO 5752 Narrow Face-to-Face Dimensions
Pressure Rated at 150 PSI/10 Bar in All Sizes @ 70°F Non-Shock
NSF / ANSI 61 and NSF / ANSI 372 Listed
Product Range
Sizes:
2” (DN50) | 2 ½” (DN65) | 3” (DN80) | 4” (DN100) | 6” (DN150) | 8” (DN200) | 10” (DN250) | 12” (DN300)
Materials: PVC | CPVC | GFPP
Liners: EPDM | Nitrile | Viton
Operation Types: Actuation Ready | Gear | Lever
Product Options
Over-Molded 316 Stainless Steel Lugs
Titanium or Hastelloy™ Stem Materials
Gear Operators
Complete Range of Pneumatic or Electric Actuators
Lock Out Caps
Stem Extensions
2" Square Operating Nut
Chain Operator for Gear Box