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Three Way Valves

Atwood & Morrill®

Three Way Valves

The 3-Way valve is designed for installation where uninterrupted flow control from one line to another is essential. The 3-Way valve permits the selection of two different flow patterns from the same valve.

KEY FEATURES & BENEFITS

  • Allows two different flow patterns from the same valve

  • Full flow maintained through valve stroke

  • Simplifies piping layout

  • Eliminates one motor operator connection

  • Significant installation and maintenance cost savings

  • Cage guided poppet to stabilize

  • In-line “T” body design

  • Flat seats for easier maintenance

APPLICATIONS

  • High pressure feedwater heater bypass

  • Low pressure feedwater heater bypass

  • Dual safety valve installations

  • Continuous process applications

  • HRSG economiser

  • Bulk storage tank switching

DESIGN STANDARD

  • ASME B16.34

PRESSURE CLASS RANGE

  • ASME 150, 300, 1500, 2500

SIZE RANGE

  • 6 - 24 inches (150 - 600 mm)

TEMPERATURE RANGE

  • Up to 1,200ºF

  • Up to 649ºC

MATERIALS

  • Cast carbon, Alloy steel, or Stainless steel

END CONFIGURATION

  • Weld End

UPGRADES & ADAPTATIONS

  • Poppet guidance upgrades, Live loaded packing, Replace hard seal with graphite seal

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