HIGH PERFORMANCE
TYPE 444 DIN
Industries
Chemical >
Approvals
Type 444 DIN LESER High Performance pressure relief valves are designed, marked, produced and approved according to the requirements of the following regulations:
UV
Technical Specifications for Type 444 DIN
Nominal Diameter Inlet - Thread
DN 25 - DN 80 | 1" - 3"
Nominal Diameter Inlet - Flange
23 - 74 mm | 0.91 - 2.91 in
Actual Orifice Area Aâ‚€
416 - 4301 mm² | 0.644 - 6.666 in²
Pressure
0.1 - 16 bar | 1.5 - 232 psig
Flange Rating Inlet
PN 16 | PN 16
Temperature (in accordance with DIN EN)
-45 to 200 °C | -49 to 392 °F
Temperature (nach ASME)
-45 to 200 °C | -49 to 392 °F
Body Mateial
1.4404 | SA 479 316L
Valve Connection
Flange acc. to DIN EN 1092-1 or acc. to ASME B16.5 or acc. to JIS 2220
Bellows Material (optional)
No bellows
Load Type
Spring loaded
Approvals
PED/DIN EN ISO 4126-1, PED/AD 2000-Merkblatt A2, ASME Section XIII certified for Section VIII Div. 1 service, CRN, AQSIQ, EAC
Downloads
Access all the necessary documents and detailed information for pressure relief valves in our download area.
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