WEH® Check Valve TVR5 CNG
TVR5 CNG is the largest of our check valves. It is most efficient and developed specifically for CNG buses and trucks.
The check valve system is designed to minimize the effect of dirt particles on the sealing components within the unit.
The WEH® TVR5 CNG check valve is constructed of corrosion-resistant stainless steel achieving a very durable unit due to its robust internal structure.
| Technical Nominal Size | Depending on design |
|---|---|
| Nominal Pressure PN | PN = 200 bar (3,000 psi) , PN = 250 bar (3,600 psi) |
| Max. allowable operating pressure PS | PS |
| Temperature Range | -40 °C up to +120 °C (ECE) -40 °C up to +85 °C |
| Material | Corrosion resistant stainless steel |
| Sealing Material | Natural gas resistant |
| Design | Incl. fittings (only for check valves with tube fitting) |
| Conformity / Tests / Approvals | ECE R110 |
- Corrosion resistant stainless steel
- High leak tightness
- Low-noise opening and closing
- Robust construction
Check valve for buses and trucks (ECE approval), also suitable for installation in fueling stations. Only use check valves with ECE approval for fitment in road legal vehicles.

| Description | Document type | Language | File type | File size |
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