CENTER LINE® Resilient Seated Butterfly Valves

Center Line® has been a market leader in resilient seated butterfly valves for more than 40 years, in a wide range of applications including heating, ventilating, and air conditioning, power generation, water, and vacuum services.

Features And Benefits

  • Suitable for both gaseous and liquid service
  • Phenolic Backed Seat for superior sealing and long term use
  • Single-piece stem design assures even torque distribution
  • Positive shutoff bi-directionally
  • Direct mount automation

Technical Details

DESIGN FEATURES

  • Phenolic Backed Ring
  • Precision Taper Pins for Shaft

MATERIALS OF CONSTRUCTION

  • Body: Ductile Iron (CS/SS for 250)
  • Disc: Aluminum Bronze/Stainless Steel/Ductile Iron/Monel
  • Seat: EPDM/Buna-N/Viton

SIZE RANGE

  • 2.5-66″

PRESSURE RATINGS

  • 200 PSI® (2″-12″)
  • 150 PSI® (14″+)
  • 285 PSI® (225/250 Series)

TEMPERATURE RANGE

  • -30-400 F

BODY CONFIGURATION

  • Series 200/225/250/800
  • Bare Stem/Handle/Gear Op/Actuated

SPECIAL OPTIONS

  • NSF-61

Applications

  • General Industrial
  • HVAC
  • Water
  • Chemical/Petrochemical Processing
  • Food and Beverage
  • Power and Utilities
  • Pulp and Paper
  • Marine and Commercial Shipbuilding

Certificates


  • ASME B16.1
  • ASME B16.5
  • AWWA C-504-8
  • MSS SP-25
  • MSS SP-67
  • NSF-61
  • CE/PED
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