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ZRN Swing check valve
Swing check valve

ZRN

Swing check valve for nuclear applications, with butt weld ends, with bolted cover, internally mounted hinge pin, forged body made of steel or stainless steel.

Technical Data

  • Nominal pressure Hydr casingPN 320, Special
  • Maximum nominal size TSGDN 600
  • Max allowed fluid temp TSG365 °C

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Technical Data

  • Component functionPrevent backflow
  • Connection type InletButt weld ends
  • Mtrl Hydraulic casingP280GH, P250GH, SA105, X6CRNINB18-10, Z6 CNNB 18-11, SA182 GRADE F316L
  • Nominal pressure Hydr casingPN 320, Special
  • Maximum nominal size TSGDN 600
  • Minimum nominal size TSGDN 50
  • Max allowed fluid temp TSG365 °C
  • Min allowed fluid temp TSG-29 °C
  • Valve body typeStraight-way valve w.weld ends