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BTV Lined Butterfly Valve

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The BTV Lined Butterfly Valve from Flowserve, the company that introduced the CPI’s first fluoropolymer lined butterfly valve in 1965, features an extra wide spheroidal seat design that provides positive shutoff. The valve includes a one-piece, 1/8 in (3 mm) thick (nominal) PFA or UHMWPE encapsulated disc, locked onto a nickel-plated ductile iron substrate or a wide variety of alloys.

  • Specifications
  • Technical Data
  • Advantages
  • Industries
  • Applications
  • Documents
  • Contact

Specifications

  • Disc Material: PFA or UHMWPE encapsulated
  • Disc Thickness: 1/8 in (3 mm) nominal
  • Body Material: ASTM A395 ductile cast iron
  • Mounting Plate: Epoxy coated
  • Body Type: Wafer or lug
  • Pressure Rating: 150 psi
  • Drive: Double-D shaft drive
  • Compliance: Compatible with ASTM F423-82 fluoropolymer lined pipe

Technical Data

  • Seal Design: Live loaded triple seal with dynamic stem seals
  • Primary Seal: Spherical ball and socket disc/liner seal
  • Secondary Seal: PTFE covered PFA convolutions on the disc stem
  • Additional Protection: O-rings in the alloy gland follower
  • Seat Seal: 360-degree contact seat seal with a live loaded elastomer seat energizer
  • Actuation: Interchangeable actuator mounting plate (ISO, MSS, or special actuators)
  • Operation Options: 10-position locking lever and throttle plate or gear operated

Advantages

  • Maintenance-free, live loaded design assures bubble-tight shutoff.
  • Dynamic stem seals provide enhanced safety and leak prevention.
  • Robust design prevents cold flow and facilitates installation.
  • Epoxy coated body and mounting plate resist atmospheric corrosion.
  • Interchangeable actuator mounting plate for easy adaptation to automatic operation.
  • Suitable for a variety of aggressive media due to fluoropolymer lining.

Industries

  • Chemical processing
  • Petroleum refining
  • Power generation
  • Food and beverage manufacturing
  • Pharmaceutical production

Applications

  • Aggressive media handling
  • Corrosive fluid processing
  • High-pressure fluid control systems
  • Shutoff and throttling in industrial pipelines

Contact Us

Contact our Valve Specialist Team

  • Brendan Merrigan (External) – mob: 087 2598124
  • Vicki McGrath – tel: 021 461 7207
  • Brian Barry – tel: 021 461 7211
  • Tim Quigley – tel: 021 461 7209
  • Ross O’Donovan – tel: 021 461 7230
  • Shauna O’Connor – tel: 021 461 7237
  • Tel: 021 461 7200

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