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Fisher High Performance Butterfly Valve 8580

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Fisher High Performance Butterfly Valve 8580
Manufacturer: Fisher

The Fisher 8580 rotary valve offers excellent throttling and automated on-off, quarter-turn performance. An approximately linear flow characteristic provides precise throttling control. The 8580 valve offers high cycle life and rugged reliability. The valve body meets PN 10 through PN 40, CL150, and CL300 ratings. Face-to-face dimensions meet EN 558, API 609, and MSS-SP68 standards. Line centering clips provide for versatility to mount and align the same wafer style valve body in different piping configurations (ASME and EN ratings).

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Features Model Document
  • Global Standards 
  • PEEK/PTFE bearing as standard
  • Approximately linear flow characteristic
  • Spline-ended Shaft
  • Quarter-turn performance
  • Improved shaft-disk pinning
  • New Spring-Loaded Shaft
  • Excellent Emissions Capabilities
  • Sour Service Capability
  • Field-Reversible Valve Action
  • Easy Installation
  • Excellent Shutoff
  • Long Seal Life
  • Reliable Flange Gasketing Surface
  • Integral Shaft-to-Valve Body Bonding
  • Powder paint as standard
  • High Temperature Capability
  • Shaft Retention
  • Travel Indication
Mfr. Part No. Description

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