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ZTN Gate valve
Gate valve


Gate valve with butt weld ends, for nuclear applications, with bolted or pressure seal bonnet, forged or welded body, non-rotating stem, in split-wedge or parallel-disc design, made of steel or stainless steel.

Technical Data

  • Nominal pressurePN 320, Special
  • Max. nominal sizeDN 700
  • Max. allowed fluid temperature365 °C

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Technical Data

  • FunctionShut off/control flow
  • Connection typeButt weld ends
  • Design concept DriveWith electric actuator, With handwheel, With pneumatic actuator
  • Casing materialP280GH, P250GH, SA105, X6CRNINB18-10, Z6 CNNB 18-11, SA182 GRADE F316L
  • Nominal pressurePN 320, Special
  • Max. nominal sizeDN 700
  • Min. nominal sizeDN 80
  • Max. allowed fluid temperature365 °C
  • Min. allowed fluid temperature-29 °C
  • Valve body typeStraight-way valve w.weld ends