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


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

Related Products


  • 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”

© Elite Valve, Oakville, ON, Canada. All rights reserved. All valves information and its contents hereof are proprietary to Elite Valve. Any unauthorized reproduction or disclosure, in whole or in part is strictly prohibited. All valves materials, images and data sheets in this catalogue / brochure is for general information and shall not be used for specific performance data and material selection without first consulting with Elite Valve. Elite Valve reserves the right to change the enclosed valves information without notice. Elite Valve does not accept any liability or damages arising from the use of any valve information within this document. All trademarks and registered trademarks are owned by their respective companies.