Technical Specifications for Type 449
Nominal Diameter at Inlet
DN 25 - DN 100 | 1" - 4"
Actual Orifice Diameter d₀
23 - 92 mm | 0.91 - 3.62 in
Actual Orifice Area A₀
416 - 6648 mm² | 0.645 - 10.304 in²
0.1 - 16 bar | 1.45 - 232 psig
Flange Rating Inlet
-270 to 450 °C | -121 to 392 °F
Temperature (in accordance with DIN EN)
Acc. to customer preference all materials available
Flange acc. to DIN EN 1092-1 or acc. to ASME B 16.5
Bellows Material (optional)
Currently no approvals acc. to ASME
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