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Library› Engine Room› Industrial Valves› Safety / Relief Valve› LESER GmbH Type 441, 442 Full nozzle DIN | LESER - The Safety Valve
LESER GmbH

Type 441, 442 Full nozzle DIN | LESER - The Safety Valve

Safety / Relief Valve · Industrial Valves

Class-certified type (DNV register) · technical data sheet not yet verified

Sicherheitsventil mit Sitzbuchse

Specifications

Technical data.from datasheet

Every value below comes from the manufacturer datasheet or class-society record on file for this model.

Weight (DNE 25, 40, 50)9 16 22 kg🔖
Orifice diameter d0 (DNE 25, 40, 50)23 37 46 mm🔖
Engster Strömungsdurchmesser d₀23 - 46 mm | 0,91 - 1,81 in
Ansprechdruck0,1 - 40 bar | 1,5 - 580 psig
Flanschdruckstufe EintrittPN 16 - PN 40 | CL150 - CL300
Temperatur (nach DIN EN)-270 bis 450 °C | -454 bis 842 °F
Temperatur (nach ASME)-268 bis 538 °C | -450 bis 1000 °F
Gehäusewerkstoffe1.0619, 1.4408 | SA 216 WCB, SA 351 CF8M
VentilanschlussFlansch gemäß DIN EN 1092-1 oder gemäß ASME B 16.5 oder gemäß JIS 2220
Faltenbalgwerkstoff (optional)Edelstahl und Elastomer
ZulassungenDGRL/DIN EN ISO 4126-1, DGRL/AD 2000-Merkblatt A2, ASME Section XIII zertifiziert für Section VIII Div. 1 Anwendungen, CRN, AQSIQ, EAC
📄
Download datasheet (PDF) (10984 KB)
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