Double-Offset AWWA

Butterfly Valve

Our Double-Offset AWWA Butterfly Valve is designed specifically for use in the water and wastewater treatment industries. The engineered seat in-disc design ensures reliable, bidirectional shut-off with a long service life. The Double-Offset AWWA Butterfly Valve is NSF 61 certified and compliant with AWWA C504.

Features & Benefits

  • Double-Offset design reduces torque and ensures reliable shut-off
  • Ductile iron body and disc provides added durability
  • ISO 5211 mounting pattern allows direct mounting of various actuation options
  • Standard gearboxes with lock-out provision provides operator and maintenance safety

Product Information

Technical Details & Standards

  • Standard sizes available: 8” – 48”
  • Ductile iron body, A536 GR. 65-45-12
  • Ductile iron disc, A536 GR. 65-45-12
  • 410SS shaft with PTFE packing
  • EPDM seat in-disc design
  • 232psi standard pressure rating
  • 8” to 24”: flanged ends per ASME B16.5 Class 150
  • >24”: flanged ends per AMSE B16.47 Class 150A
  • AWWA C504 compliant
  • NSF 61 certified

Options & Accessories

  • Pneumatic or electric actuators for automated or remote control
  • Gearboxes and chain wheels for easier manual operation
  • Switch boxes for valve position feedback
  • 2” drive nut for below grade or buried services
  • Floor stands and pedestals for valves mounted below grade
  • Stem extensions

Resources


Product Brief
24-0018
ProductActuator/DetailsDrawing No.Downloads
Double-Offset AWWA BFV8″-14″ (DN200-DN350) PDF
Double-Offset AWWA BFV16″-18″ (DN400-DN450) PDF

Related Products

AWWA BFV

  • Municipal water applications
  • Conforms to AWWA C504 and NSF 61
  • EPDM seat and SS disc
  • Up to 250psi
  • 2” to 72”

Industrial BFV

  • Process industries – various applications
  • Resilient seat and SS disc
  • Ductile iron body
  • Up to 250psi
  • 2” to 72″

High Performance BFV

  • Process industries – high pressure, high cycle applications
  • RTFE or metal seat
  • Stainless or carbon steel body
  • Up to 285psi
  • 2” to 24”

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