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Wafer Body Butterfly Valves


  • The Model BVW resilient seated butterfly valve is available in Buna-N, EPDM and Viton® configurations.
  • A fully-lined elastomer seat provides complete isolation of the process media from the ductile iron valve body.
  • All internal support hardware, including discs, braces and brackets are manufactured of corrosion-resistant stainless steel.
  • 2” through 24” body sizes available in Class 150 ratings.
  • Wafer style body design includes ISO 5211 mounting pad for international standard manual and automated operators.
  • Elastomer U-cup seal packing gland and PTFE shaft bushing provide for superior leak protection.
  • All TECHNO Butterfly Valves are designed in accordance with API609 and tested to API598.


 wafer body butterfly valve manufacturer

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Complete Engineering Data

For complete engineering data, please download our Butterfly Valves brochure at the following links:

Parts Descriptions and Standard Materials of Construction 


Size: 2" - 24"

Model: BVL

Body Material: DI - Ductile Iron, ASTM A395, Gr. 60-40-18

Disc Material: 

  • 34 - 304 Stainless Steel, AST, A351 Gr. CF8M
  • NP - Nickel Plated Ductile Iron, ASTM 536

Seat Material:

  • B - Buna-N
  • U - EPDM
  • V - Viton®


  • LO - Ten Position Lever Handle
  • GO - Gear Operated Hand Wheel

Pressure Class: A15 - ASME Class 150

Body Type: WF - Wafer Body 

As a wafer body butterfly valves manufacturer, U.S. Valve offers different kinds of butterfly valves. Contact us today to learn more!

Click here to Request a Quote or call us at 1-410-789-0999

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