LESER Compact Performance Safety Valve Type 462 HDD
LESER Compact Performance Safety Valve Type 462 HDD
LESER Compact Performance Safety Valve Type 462 HDD

Compact Performance

Type 462 HDD

Safety valve with massive construction for high pressures and o-ring-disc

Approvals

LESER Compact Performance safety valves of Type 462 HDD are designed, marked, produced and approved according to the requirements of the following regulations:

  • LESER CE Approvel
  • LESER ASME Approvel
  • LESER EAC Approvel
  • LESER Chinese TS Approvel

Technical specifications Type 462 HDD

Nominal Diameter Inlet - Thread
1/2" - 1“ | 1/2" - 1“
Nominal Diameter Inlet - Flange
DN 15 - DN 25 | 1/2" - 1"
Actual Orifice Diameter d₀
9 mm | 0.354 in
Actual Orifice Area A₀
63.6 mm² | 0.099 in²
Pressure
250.01 - 350 bar | 3626 - 5076 psig
Flange Rating Inlet
PN 320 - PN 400 | CL1500 - CL2500
Temperature (in accordance with DIN EN)
-45 to 150 °C | -49 to 302 °F
Temperatur (nach ASME)
-45 to 150 °C | -49 to 302 °F
Material Outlet Body
1.4408 | SA 351 CF8M
Material inlet body
1.4404 | SA 479 316L
Valve Connection
Thread acc. to DIN ISO 228-1, ISO 7-1 / BS 21 or ASME B1.20.1, Flange acc. to DIN EN 1092-1 or ASME B16.5
Bellows Material (optional)
Stainless steel
Load Type
Spring loaded
Approvals
PED/ DIN EN ISO 4126-1, AD 2000-Merkblatt A2, ASME Sec. VIII Div. 1, CRN, EAC
Classification societies
LR, DNV GL, BV, ABS
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Compact Performance Catalogue

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