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DL Forged Check Valves
Forged lift and piston check valves preventing reverse flow on small-bore high-pressure piping — Classes 150 through 2500, ½" to 2", bolted or welded cover, in CS, SS, alloy and duplex steel.
Class
Class 150 – Class 2500
Size
½" – 2"
Materials
4
Full Specification
SpecificationDL-FORGED-CHECK-VALVES
- Pressure Class
- Class 150 / Class 300 / Class 600 / Class 800 / Class 1500 / Class 2500
- Size Range
- ½" – 2"
- Body Materials
- Carbon Steel (CS), Stainless Steel (SS), Alloy Steel (AS), Duplex Steel (DS)
- Standards
- API 602, BS 5352, ASME B16.34
- End Connections
- Socket Weld, Threaded, Flanged, Butt Weld
- Temperature Rating
- −29 °C to +425 °C (A105); higher with alloy grades
- Documentation
- MTC EN 10204 3.1 with every lot; 3.2, IBR Form III-C, hydro test reports per PO
Construction & Features
- Lift / piston / ball check patterns
- Class 150 – 2500 coverage
- Bolted or welded cover construction
- CS / SS / AS / Duplex forgings
- SW, threaded, flanged & butt-weld ends
Applicable Industries
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