DUO-CHEK HIGH PERFORMANCE CHECK VALVES

Duo-Chek® high performance check valves have long been the standard for low-pressure drop flow reversal protection, available in cast iron, cast steel, stainless steel and a variety of exotic materials. Typical applications include petroleum refining, oil and gas production, chemical and petrochemical, power generation, steel/primary metals, marine, water and wastewater, and pulp and paper.

 

DUO-CHEK® High Performance Non-Slam Check Valves

Duo-Chek® High Performance Non-Slam Dual Plate Check Valves are the original mission wafer check valves introduced to the market in the late 50’s

Features And Benefits

  • Dual-plate designs that are compact and lightweight for efficient seating, operation and lower installation cost
  • Independent springs with long legs to prevent seat scrubbing and provide non-slam performance
  • Retainerless valve design without body penetration for critical service applications

 

DUO-CHEK® Cryogenic High Performance Non-Slam Check Valves

Duo-Chek® High Performance Non-Slam Dual Plate Check Valves are the original mission wafer check valves now modified to meet the requirements of Cryogenic service

Features And Benefits

  • Robust Design capable of passing the stringent leak rate requirements at cryogenic temperatures
  • Dual-plate designs that are compact and lightweight for efficient seating, operation and lower installation cost
  • Independent springs with long legs to prevent seat scrubbing and provide non-slam performance
  • Retainerless valve design without body penetration for critical service applications