Compact PerformanceType 438
Safety valve with O-ring seal Plug for increased tightness. Technical data
- Matching selection of threaded connections and flanges with a 2-week delivery time
Safety valve with O-ring seal Plug for increased tightness. Technical data
| Opening start pressure (PDO)(according to ASME) | 5 - 180 bar | 72.5 - 2610 psig |
| Opening start pressure (PDO)(according to CE) | 5 - 180 bar | 72.5 - 2610 psig |
| Temperature(according to ASME) | -45 to 150 °C | -49 to 302 °F |
| Temperature(according to CE) | -45 to 150 °C | -49 to 302 °F |
| Capacity | C- |
| DIN/ISO fittings | G/R: NPS 3/8 to NPS 1 | DN 15 - DN 25 |
| ASME fittings | NPT : NPS 1/2 to NPS 1 | NPS 1/2 to NPS 1 |
| Flange class Input DIN EN 1092 | PN 40 - PN 400 |
| Flange class Entry ASME B16.5 | Class 150 - Class 2500 |
| Body material | 1.4104, 1.4404 | SA 479 430, SA 479 316L |
| Narrowest passage diameter d₀ | 10 mm | 0.394 in |
| Narrowest passage surface A₀ | 78.5 mm² | 0.122 in² contact area |
| Seat gasket | O-ring seal |
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