Technical Specifications
Overview
Forged Steel Check Valve
These forged steel check valves are engineered for high-pressure industrial applications, providing exceptional service life and reliable backflow prevention. Available in swing, piston/lift, and ball configurations, they support a wide range of bonnet designs including bolted, welded, and pressure-sealed options. The valves are manufactured to rigorous international standards, ensuring compatibility with diverse piping systems and demanding operational environments.
Technical Specifications
- Size Range
- 1/2" ~ 2" (DN15 ~ DN50)
- Pressure Rating
- ANSI 150lb ~ 2500lb
- Body Materials
- A105LF2F9F11F22F304F304LF316F316LF321F51Alloy Steel
Design & Compliance
Design Standards
- API 602
- ASME B16.34
- BS 5352
- MSSP-118
Connection Standards
| Connection Type | Standard |
|---|---|
| Face to Face | ASME B16.10, EN 558, DIN 3202 |
| End Flange | ASME B16.5, DIN 2533 |
| Buttwelding Ends | ASME B16.25, DIN 3239 |
| Socket Welded Ends | ASME B16.11 |
| Threaded Ends | ASME B1.20.1 |
Inspection & Testing
API 598GB/T 13927JB/T 9092
Features
Bonnet Designs
- Bolted Bonnet
- Welded Bonnet
- Pressure Sealed Bonnet
Valve Configurations
- Swing Check
- Piston / Lift Check
- Ball Check
- Port Design
- Full PortReduced Port
