CORTEC’s engineered products and high-integrity manufacturing allow for dynamic check valve designs that are reliable in demanding energy industry applications.
CORTEC manufactures a complete line of check valves in compact and conventional flanged end designs. This includes top entry models for user-friendly field service needs. Available in soft and metal-to-metal seated configurations, our check valves can be designed with various options to suit your application needs.
Design Features And Benefits
- Sizes range from 1” through 18”
- ANSI CL1500 to 20,000 psi working pressure
- Top Entry or Side Entry designs
- Bore sized to common piping schedules
- Available in almost any size and type end connection
- Internally supported shaft prevents leak paths to atmosphere
- Metal or Polymer seal in the seat retainer keeps the seal out of the flow stream
- Mechanically locked-in seat ring provides added safety and performance
- Disc swings completely out of the flow path reducing pressure drop and turbulence
- Multiple material springs are available to suit any application
- Provides positive shut-off in low-flow application
- Discs are easy to replace in the field
- Spring-loaded for low-pressure sealing
- High-torsion Inconel springs can be utilized, allowing for installation in both vertical and horizontal positions connections
Models
Conventional Valve
- Up to 18” Bore
- Designs up to 20,000 PSI
- Stainless Steel Shaft
- Disc swings completely out of flow path
- Internally supported shaft prevents leak paths to atmosphere
- Mechanically locked-in seat ring provides added safety and performance
- Polymer and Metal Seated Options
Top Entry
The compact metal seated Top Entry Check Valve was designed and built by CORTEC in response to customer requirements for a metal seated check valve in a Boarding Shutdown Valve application. The CORTEC Top Entry Check Valve meets the requirements of zero leakage, 30 minute fire rated and top entry repairable in a 15,000 PSI working pressure application.
With an all metal seat option, this valve is ideal for long service life in the
most critical applications while at the same time offering in-line serviceability because of its top entry configuration.