Flow direction & closure
Define flow rate, installation orientation and allowable pressure loss. Include reverse-flow conditions and the required closing behaviour.
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| Model Reference | 5485 |
|---|---|
| Available Sizes | DN50-200 |
| Requested Size | DN50 · DN65 · DN80 · DN100 · DN125 · DN150 · DN200 |
| Pressure Rating | PN16 |
| Body Material | Stainless Steel CF8 |
| Connection Type | Flanged (BS EN 1092) |
| Working Temperature | -20°C to 120°C |
| Suitable Medium | Water; ethylene glycol solution up to 50% concentration |
| Selection Basis | Catalogue range; exact size, pressure, materials and coolant compatibility confirmed for the project |
Catalogue options. Operating limits depend on the selected size, materials and configuration.
Swing check valve for stainless cooling-water pipework. Select around normal flow, reverse-flow conditions and the installation orientation.
Applications: Data Centers & AI Cooling
For technical documentation or assistance with your selection, contact Nordic Valves.
Swing check valve for stainless cooling-water pipework. Select around normal flow, reverse-flow conditions and the installation orientation.
| DN | INCH | L mm | D / mm | D1 / mm | D2 / mm | b / mm | n-φd |
|---|---|---|---|---|---|---|---|
| 50 | 2" | 230 | 165 | 125 | 100 | 16 | 4-φ18 |
| 65 | 2½" | 290 | 185 | 145 | 120 | 18 | 8-φ18 |
| 80 | 3" | 306 | 200 | 160 | 135 | 18 | 8-φ18 |
| 100 | 4" | 352 | 220 | 180 | 155 | 20 | 8-φ18 |
| 125 | 5" | 400 | 250 | 210 | 185 | 22 | 8-φ18 |
| 150 | 6" | 475 | 285 | 240 | 210 | 22 | 8-φ23 |
| 200 | 8" | 550 | 340 | 295 | 265 | 24 | 12-φ23 |
Dimensions use the letter references in the datasheet drawing. Pressure-class columns refer to the specified flange drilling.
| Drawing no. | Part | Material | Specification |
|---|---|---|---|
| 1 | Body | Stainless Steel | CF8 |
| 2 | Body Sealing Surface | Stainless Steel | CF8 |
| 3 | Valve Clack | Stainless Steel | CF8 |
| 4 | Rocker Arm | Stainless Steel | CF8 |
| 5 | Connecting components | Stainless Steel | SS304 |
| 6 | Stud Bolt | Stainless Steel | SS304 |
| 7 | Gasket | Stainless Steel | SS304 |
| 8 | Nut | Stainless Steel | -- |
| 9 | Bonnet | Stainless Steel | CF8 |
Material options are shown where listed. Confirm the complete wetted construction for the selected coolant and configuration.
Isolation, balancing, control valves, strainers and flexible connections for facility-water and CDU cooling circuits.
Explore application guidanceDefine flow rate, installation orientation and allowable pressure loss. Include reverse-flow conditions and the required closing behaviour.
State facility-water or CDU / technology-cooling duty, coolant formulation, flow, temperature and pressure. Confirm wetted materials and the exact valve configuration for the project.
Include the required installation drawing, material documentation and testing requirements. Confirm the final configuration and its operating limits with your enquiry.
Include the operating conditions in your enquiry. Add your medium, pressure, temperature and documentation requirements alongside the selected options.
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