The 168645134 is a fail-safe-to-open (FO) diaphragm valve with butt fusion spigots compatible with SDR11 metric pipe, constructed from unpigmented PP-R. It has a nominal size of 25 mm (1 inch) and a kv-value of 481 l/min at Δp=1 bar. The valve uses a PTFE diaphragm with a weight of 0.975 kg and operates at a maximum working pressure of 10 bar on one side. It features a rotating air connection at 90° intervals, a single housing nut replacing four screws, and dimensions of 143 mm in height (H) and 96 mm in body diameter (D). An M6 thread and 3 mm lift are specified.
FO (Fail safe to open) With butt fusion spigots SDR11 metric
| Georg Fischer Piping Systems Ltd | |
|---|---|
| Product Category | Industrial Valves |
| Product Number | 168645134 |
| Product Name | Valves - Plastic-Valves - diaphragm-Valves - 2-way-diaphragm-Valve |
| Valve Type | Diaphragm |
| Primary Material | PP-N |
| Valve Size | 3.78 inch (96.00 mm) |
