LESER High Performance Safety Valve Type 441 442 DIN

High PerformanceType 441 CC

Full lift safety relief valve with semi nozzle, DIN flange connections. Technical data

  • Delivery times: 2 weeks for standard configurations
  • nodular cast iron, carbon steel
  • ASME_UV_USA_schwarz
  • CCS_Logo_China_SW
  • TS_Logo_China_schwarz
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Applications & Industries

  • All industries up to 40 barg

The optimal solution for:

  • Pressure relief within 5% overpressure
  • Frequently used in steam and gas applications up to 40 barg
  • Nominal sizes up to DN 100
  • High required mass flows
  • Easy maintenance
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Technical features Type 441 CC

Set pressure (according to ASME) 0.5 - 40 barg | 7.2 - 580 psig
Temperature(according to ASME) -85 to 450 °C | -121 to 842 °F
Capacity Orifice F- to P
Connections DIN EN 1092 DN 20 - DN 100
Connections ASME B16.5 NPS 3/4 - NPS 4
Flange class Inlet DIN EN 1092 PN 16 - PN 40
Flange class Inlet ASME B16.5 Class 150 - Class 300
Body material 0.7043, 1.0619
Flow diameter d₀ 18 - 92 mm | 0.71 - 3.62 in
Flow area A₀ 254 - 6648 mm² | 0.394 - 10.304 in²
Seat seal Metallic
LESER Safety valve Type 441 DIN cutting image
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