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Compressor Check Valves 3D

Atwood & Morrill®

Compressor Check Valves

The Atwood & Morrill® Compressor Check valve is designed to provide positive protection for the blower or compressor. It offers positive protection against sticking or hang-up and insures rapid, reliable closing in the event of a trip-out or system shut down.

KEY FEATURES & BENEFITS

  • Tight sealing pressure

  • Low pressure drop

  • Power assisted quick closure

  • Oil dashpot to stabilize disc in flow stream

  • Shaft bellows to provide protection from foreign debris

FLUIDS

  • Hydrocarbon (cracked gas)

  • Ethylene

  • Propylene

  • Other process fluids

PRESSURE CLASS RANGE

  • ASME Class 150 to 300

TEMPERATURE RANGE

  • Cryogenic to 1,200ºF

  • Cryogenic to 649ºC

UPGRADES & ADAPTATIONS

  • Air cylinder modification

  • Packing upgrade

  • Live loaded packing

APPLICATIONS

  • Fluid catalytic cracking air blower discharge

  • Compressor discharge & process application

DESIGN STANDARD

  • ASME B16.34

SIZE RANGE

  • 4 - 72 inches (100 - 1800 mm)

MATERIALS

  • Carbon steel

  • Alloy steel

  • Stainless steel

END CONFIGURATION

  • Weld End

  • Flanged