S & R
TYPE 424Â
Industries
Approvals
Type 424 LESER S&R pressure relief valves are designed, marked, produced and approved according to the requirements of the following regulations:
Technical Specifications for Type 424
Nominal Diameter at Inlet
DN 25 - DN 150 | 1" - 6"
Actual Orifice Diameter dâ‚€
23 - 125 mm | 0.98 - 4.92 in
Actual Orifice Area Aâ‚€
416 - 12272 mm² | 0.65 - 19 in²
Pressure
0.5 - 1 bar | 7.2 - 14.5 psig
Flange Rating Inlet
PN 16 | PN16
Temperature (in accordance with DIN EN)
up to 120 °C | up to 248 °F
Body Material
0.6025, (1.6019) | Cast steel, (SA 216 WCB)
Valve Connection
Flange acc. to DIN EN 1092-1
Bellows Material (optional)
EPDM
Load Type
Spring-loaded
Approvals
PED/ DIN EN ISO 4126-1, PED/ AD 2000-Merkblatt A2, AQSIQ, EAC
Downloads
Access all the necessary documents and detailed information for pressure relief valves in our download area.
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