Critical Service

Safety valves with PTFE lining for corrosive media

  • Wetted areas made of corrosion resistant PTFE
  • Cost-effective alternative to high-alloy materials, such as nickel-based alloys
  • Optional ATEX compliant lining prevents electrostatic charge
  • CE_Europa_schwarz
  • ASME_UV_USA_schwarz
  • VdTUEV
  • UKCA_Grossbritanien_schwarz
  • CRN_Kanada_schwarz
  • EAC_Russland_schwarz
  • TS_Logo_China_schwarz
Critical Service pressure relief valve from LESER

Technical data Critical Service safety valves

Set pressure

0.1 - 16 barg | 1.45 - 232 psig

-85 - 200 °C | -121 - 392 °F
orifice F+ to P
Connections DIN EN 1092

DN 25 to DN 100
Connections ASME B16.5

NPS 1 to NPS 4

Body material

Carbon steel/PTFE
Bayer CropScience
LESER Safety valve Type 447 cutting image
Bayer CropScience

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Critical Service Safety valves
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