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product page - LESER Type 431, 433 PN 160 pressure relief valves

MODULATE ACTION

TYPE 431 / 433 PN 160

LESER Type 431, 433 PN 160 pressure relief valves

Industries

Approvals

Type 431 / 433 PN 160 LESER Modulate Action pressure relief valves are designed, marked, produced and approved according to the requirements of the following regulations:

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Technical Specifications for Type 431, 433 PN 160

Nominal Diameter at Inlet

DN 15 | 1/2"

Actual Orifice Diameter d₀

12 mm | 0.47 in

Actual Orifice Area A₀

113 mm² | 0.175 in²

Pressure

0.3 - 160 bar | 4.35 - 2320.6 psig

Flange Rating Inlet

PN 63 - PN 160 | CL300 - CL600

Temperature (in accordance with DIN EN)

-270 to 450 °C | -454 to 842 °F

Body Material

1.0619, 1.4408

Valve Connection

Flange acc. to DIN EN 1092 or acc. to ASME B16.5

Bellows Material (optional)

Stainless steel and elastomer

Load Type

Spring-loaded

Approvals

PED/ DIN EN ISO 4126-1, PED/ AD 2000-Merkblatt A2, AQSIQ, EAC

Classification societies

LR, RINA, DNV GL, BV, ABS

Specials

Units converted; No approvals acc. to ASME

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Downloads

Access all the necessary documents and detailed information for pressure relief valves in our download area.

LESER Modulate Action catalogue
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