Check valves
Valves that stop reverse flow on their own. Used at pump outlets, network connections and in wastewater lines.
DN 15–300, PN 10–40. Swing, dual-plate, disc and ball type.
Swing check valve
DV-CV-1016
- Nominal size
- DN 50–300
- Pressure rating
- PN 16
- Body material
- Ductile iron EN-GJS-400-15 (GGG40)
- Connection
- Flanged
Dual-plate wafer check valve
DV-CV-2016
- Nominal size
- DN 50–300
- Pressure rating
- PN 16
- Body material
- Ductile iron EN-GJS-400-15 (GGG40)
- Connection
- Wafer (between flanges)
Stainless disc check valve
DV-CV-3025
- Nominal size
- DN 15–100
- Pressure rating
- PN 40
- Body material
- Stainless cast steel CF8M (1.4408)
- Connection
- Wafer (between flanges)
Ball check valve, wastewater
DV-CV-4010
- Nominal size
- DN 50–200
- Pressure rating
- PN 10
- Body material
- Ductile iron EN-GJS-400-15 (GGG40)
- Connection
- Flanged
| Code | Product | Nominal size | Pressure rating | Body material | Connection | Operating temperature | Datasheet |
|---|---|---|---|---|---|---|---|
| DV-CV-1016 | Swing check valve | DN 50–300 | PN 16 | Ductile iron EN-GJS-400-15 (GGG40) | Flanged | −10 … +120 °C | On request |
| DV-CV-2016 | Dual-plate wafer check valve | DN 50–300 | PN 16 | Ductile iron EN-GJS-400-15 (GGG40) | Wafer (between flanges) | −10 … +120 °C | On request |
| DV-CV-3025 | Stainless disc check valve | DN 15–100 | PN 40 | Stainless cast steel CF8M (1.4408) | Wafer (between flanges) | −20 … +300 °C | On request |
| DV-CV-4010 | Ball check valve, wastewater | DN 50–200 | PN 10 | Ductile iron EN-GJS-400-15 (GGG40) | Flanged | 0 … +60 °C | On request |
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