LESER Compact Performance Safety Valve Type 462

Compact PerformanceType 462

Safety valves with O-ring disc for increased tightness. Technical data

  • Matching selection of threaded and flanged connections with a delivery time of 2 weeks
  • CE_Europa_schwarz
  • VdTUEV
  • ASME_UV_USA_schwarz
  • EAC_Russland_schwarz
  • TS_Logo_China_schwarz
  • UKCA_Grossbritanien_schwarz
  • CRN_Kanada_schwarz
  • Bureau-Veritas
  • DNV
  • RINA-1861
  • Vogel
  • LloydsRegister
  • CCS_Logo_China_SW
  • Korean-Register
  • Class-NK

Applications & Industries

  • Chemistry
  • Oil & Gas
  • Petrochemical
  • Energy Technical gases
  • LNG & LPG
  • Shipbuilding
  • Other industries

The optimal solution for:

  • Compressors and pumps
  • Technical gases and CO2 plants
  • Chemical plants and pipelines
  • Pressure vessels and piping systems carrying vapors gases and fluids
  • Thermal expansion
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Technical Features Type 462

Set pressure(according to ASME) 0.5 - 250 bar | 7.3 - 3626 psig
Set pressure(according to CE) 0.5 - 250 bar | 7.3 - 3626 psig
Temperature(according to ASME) -45 to 150 °C | -49 to 302 °F
Temperature(according to CE) -45 to 150 °C | -49 to 302 °F
Capacity C+ to F
Connections DIN EN 1092 G/R: 1/2 to 1 1/2
DN 15 - DN 25
Connections ASME B16.5 NPT 1/2 to NPT 2
NPS 1/2 to NPS 1
Flange class Inlet DIN EN 1092 PN 40 - PN 400
Flange class Inlet ASME B16.5 Class 150 - Class 2500
Body material 1.0619, 1.4408 | SA 216 WCB, SA 351 CF8M
Narrowest flow diameter d₀ 9 - 17.5 mm | 0.354 - 0.689 in
Narrowest flow area A₀ 63.6 - 241 mm² | 0.099 - 0.374 in²
Bellows material Stainless steel
Seat gasket O-ring
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Sizing and selection

Sizing and selection of your LESER Safety valve with VALVESTAR® - The Sizing Program

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