Butterfly Valves, Hayward BYV Series

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Valves, Fittings, Accessories

Introduction

The BYV Butterfly Valve Series incorporates the most advanced thermoplastic design and construction for butterfly valves in the industry today. Available in multiple thermoplastic materials from sizes 2˝ through 12”, the BYV Series has an extremely robust 1-piece body construction while lighter weight than metal valves of equal size.

The revolutionary hand lever features a 72 spline interlock mechanism allowing for 19 stopping positions at every 5°. The engineered hand lever material incorporates an UV inhibitor for enhanced performance in outdoor applications. The BYV also features reinforced lug holes and can be ordered with overmolded 316 stainless steel lugs for dead end service or isolation needs. The BYV Series is available in ANSI150 and DIN/EN PN10 flange patterns, with a pressure rating of 150 PSI / 10 Bar at 70°F non-shock across all sizes and materials.

Options & Benefits

  • Body and Disc in PVC, CPVC and GFPP materials
  • EPDM, Viton or Nitrile Liners with Over-Sized Face
  • Hydro-dynamic Centric Disc Design for Increased Flow Performance
  • 1-Piece 316 Stainless Steel Stem with a Threaded Gland for Positive Stem Retention
  • Stem Bearing and Seal Retainer for Absolute Stem Positioning and Sealing
  • ISO 5211 Top Flange and Stem Drive
  • External Disc Position and Flow Indication
  • All Sizes Meet ANSI B16.10 / ISO 5752 Narrow Face-to-Face Dimensions

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