Cast Carbon Check Valve
- Flanged cast carbon steel swing check valve for backflow prevention in industrial pipeline service
- Available in sizes 2″ – 36″ across pressure classes 150 through 2500
- Bolted cover with exterior hinge pin and swing type disc design
- Body materials in WCB and low-temperature LCC carbon steel
- Contractor Series available in sizes 2″ – 12″
Description
- Cast carbon steel swing check valve designed for automatic backflow prevention in oil & gas, petrochemical, refining, and industrial pipeline applications
- Swing type disc with exterior hinge pin and bolted cover construction for accessible, field-maintainable internals
- Graphite gasket sealing for reliable, low-emission performance
- Available in sizes 2″ – 36″ across ANSI pressure classes 150, 300, 600, 900, 1500, and 2500
- Body materials in WCB for standard service and LCC for low-temperature applications
- End connections in Raised Face (RF) and Ring-Type Joint (RTJ) to suit pipeline specification
- Broad trim selection — Trim 5, 8, 12, 16, and special materials
- NACE-compliant configurations available for sour service environments
- Specialty modifications available on request
- For through-conduit piggable applications, refer to the Pipeline Check Valve
- Contractor Series available in sizes 2″ – 12″ for standard commercial installations
| Specification | Details |
|---|---|
| Valve Type | Check — Swing Type Disc, Exterior Hinge Pin |
| Size Range | 2″ – 36″ |
| Pressure Classes | 150 / 300 / 600 / 900 / 1500 / 2500 |
| Body Material | WCB, LCC |
| Trim Materials | Trim 5, 8, 12, 16 & Special Materials |
| End Connections | Raised Face (RF), Ring-Type Joint (RTJ) |
| Cover Style | Bolted Cover |
| Sealing | Graphite Gasket |
| Options | NACE, Specialty Modifications |
| Contractor Series | Available 2″ – 12″ |
