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Library› Engine Room› Industrial Valves› Safety / Relief Valve› LESER GmbH Type 459 HDD | LESER - The Safety Valve
LESER GmbH

Type 459 HDD | LESER - The Safety Valve

Safety / Relief Valve · Industrial Valves

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

Sicherheitsventil mit Massivbauweise für sehr hohe Drücke und metallischer Dichtung oder Dichtplattenteller

Specifications

Technical data.

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

Nennweite im Eintritt - Gewinde1/2" - 1" | 1/2" - 1“
Nennweite im Eintritt - FlanschDN 15 - DN 25 | 1/2" - 1"
Engster Strömungsdurchmesser d₀6 - 9 mm | 0,236 - 0,354 in
Ansprechdruck250,01 - 850 bar | 3626 - 12328 psig
Flanschdruckstufe EintrittPN 320 - PN 400 | CL1500 - CL2500
Temperatur (nach DIN EN)-273 bis 400 °C | -459 bis 752 °F
Temperatur (nach ASME)-196 bis 450 °C | -321 bis 842 °F
Werkstoff Austrittsgehäuse1.4408 | SA 351 CF8M
Werkstoff Eintrittskörper1.4404 stellitiert | SA 479 316L stellitiert
VentilanschlussGewinde gem. DIN ISO 228-1, ISO 7-1 / BS 21 oder ASME B1.20.1 Flansch gem. DIN EN 1092-1 oder ASME B16.5
Faltenbalgwerkstoff (optional)Edelstahl (nur für d09)
ZulassungenDGRL/ DIN EN ISO 4126-1, AD 2000-Merkblatt A2, ASME Section XIII zertifiziert für Section VIII Div. 1 Anwendungen, CRN, EAC, AQSIQ, SAMR
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Download datasheet (PDF) (8859 KB)
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