PFA Lined Valve
Selection Guide

• Low Torque - Smaller actuators, reduced costs, space and weight saving
• Full port for unrestricted flow
• ISO 5211 mounting pad for direct mount actuators
• PFA liner on ALL wetted parts
• PFA liner is "Locked-in" to body, ball, & stem
• Rugged & versatile
• Anti-blowout stem
• Innovative atmospheric seal provides added protection and safety
• Superior body joint technology
• Reliable for vacuum services

Materials

• Body: Ductile Iron PFA Lined (SS as special order)
• Ball & Stem: PFA Lined Stainless Steel
• Seats & Seals: PTFE

End Connections

• 150# ANSI Flange: 1/2" to 6"

Temperature and Pressure

• Max. Temperature:
  400°F
• Max. Pressure:
  246 PSI
  

• Silicone Free
• Economy & high performance
• One-piece body construction and self-centering disc.
• Seat facing acts as flange gasket.
• 3 shaft bushings support actuation.
• Shaft sealing against external leakage
• Meets MSS SP-67 and API-609 specs.
• Complete line of accessories

Materials

• Body: Epoxy coated ductile iron
• Seat: Buna-N or EPDM

End Connections

• Wafer: 2" to 12"
• Lugged: 2" to 24"

Temperature and Pressure

• Max. Temperature:
  Buna-N: 194°F
  EPDM: 230°F
• Max. Pressure:
  2" to 12": 225 PSIG
  14" to 24": 160 PSIG

• Substantial PFA liners for 3" through 12" and PTFE liners for 14" through 24"
• Live loaded stem sealing system
• Low torque
• Improved disc design leading to less deflection at higher pressures and tighter in-line seal
• ISO 5211 Actuator Mounting Pad for standardized actuator mounting
• Live loaded self-adjusting shaft seal with triple O-ring protection
• Blow-out proof shaft design for additional operator safety
• Extended body and disc liner above the shaft seals
• PTFE atmospheric seal
• Fully encapsulated bottom shaft
• Complete line of accessories

Materials

• Body: Epoxy Coated Ductile Iron
• Seats: Teflon (PFA or PTFE)

End Connections

• 150# ANSI Flange (Wafer): 2" to 24"
• 150# ANSI Flange (Lugged): 2" to 24"

Temperature and Pressure

• Max. Temperature: 400°F
• Max. Pressure: 150 PSI

• "Locked-in" PFA liner
• Rugged construction
• Quick quarter-turn rotation
• Ideal for corrosives
• Easy turning without lubrication
• Superior long-lasting shut-off
• One-piece integrally cast/lined plug & stem
• Inherent blow-out proof stem
• Self-cleaning on valve rotation
• Bi-directional laminar flow
• External adjustment of in-line seal
• Inherent double stem seal
• Excellent for vacuum services
• Self-draining in upright position
• NO body cavities

Materials

• Body: PFA Lined Ductile Iron
• Sleeve & Seals: PFA

End Connections

• ANSI 150#: 1/2" to 4"

Temperature and Pressure

• Max. Temperature: 400°F
• Max. Pressure: 250 PSIG
• see pressure/temperature curve