LESER Series 431 (Type 431, 433 and PN 160) Modulate Action Safety Valves

Design Features

  • Ideal relief valves for medium mass flows. Their greater proportional range leads to a constant mode of operation and relief of pressure peaks for liquids in particular.
  • Complete opening within a pressure increase of 10%.
  • Predominant application for incompressible media.

 

Industries

Oil & Gas, Chemical & Petrochemical

 

Materials

Cast Iron , Ductile Iron , WCB, CF8M

 

Pressure and Temperature

Set Press. 0,2 bar – 40 bar, 0,3 bar – 160 bar (PN160), Temp. – 270° C … + 450° C

 

Size

DN 15 – DN 150, DN 15 (PN160)

 

Connection

PN 16 to PN 40, PN 160 (PN160)

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