
Compact PerformanceType 459 HDD
Safety valves for protection of medium capacities and high pressures. Technical data
- Matching selection of threaded and flanged connections with a delivery time of 2 weeks
Safety valves for protection of medium capacities and high pressures. Technical data
Set pressure(according to ASME) | 250.01 - 850 bar | 3626 - 12328 psig |
Set pressure(according to CE) | 250.01 - 850 bar | 3626 - 12328 psig |
Temperature(according to ASME) | -196 to 450 °C | -321 to 842 °F |
Temperature(according to CE) | -273 to 400 °C | -459 to 752 °F |
Capacity | B+ to C+ |
Connections DIN EN 1092 | G/R:1/2 to 1 DN 15 - DN 25 |
Connections ASME B16.5 | NPT 1/2 to NPT 1 NPS 1/2 to NPS 1 |
Flange class Inlet DIN EN 1092 | PN 320 - PN 400 |
Flange class Inlet ASME B16.5 | Class 1500 - Class 2500 |
Body material | 1.4408 | SA 351 CF8M |
Narrowest flow diameter d₀ | 6 - 9 mm | 0.236 - 0.354 in |
Narrowest flow area A₀ | 28.3 - 63.6 mm² | 0.044 - 0.099 in² |
Bellows material | Stainless steel |
Seat gasket | Metallic |