DANAÏS 150 Butterfly valve
Butterfly valve


Double-offset butterfly valve, with plastomer seat (also in fire-safe design), metal seat or elastomer seat (FKM [VITON R] or NBR [Nitrile]). Lever or manual gearbox, pneumatic, electric or hydraulic actuator. Body made of nodular cast iron, cast steel, stainless steel, aluminium bronze or duplex stainless steel (254 SMO). Wafer-type body (T1), full-lug body (T4), T4 suitable for downstream dismantling and dead-end service with counterflange. Connections to EN, ASME, JIS. Fire-safe design tested and certified to API 607.
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Main Applications

  • Hot-water heating systems
  • District heating
  • Chemical industry
  • Air-conditioning systems
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Technical Data

  • Nominal pressureCL 150, CL 300, PN 25
  • Max. nominal sizeDN 1200
  • Max. allowed fluid temperature260 °C


  • Gland packing can be replaced without removing the lantern:
  • Service-friendly
  • Lower costs

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TitleFormatSizeLast change
icon download-pdfproduct brochure (0518.026_EN)pdf4.0710/6/2020
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icon download-pdfATEX (8610.81_EN)pdf0.42/12/2020
icon download-pdfDANAIS (8450.810_EN)pdf3.294/28/2020
TitleFormatSizeLast change
icon download-pdfType series booklet DANAIS 150 (8460.11_EN)pdf7.756/29/2019
TitleFormatSizeLast change
icon download-pdfDANAIS 150 (8460.521_EN)pdf0.0110/10/2019

Technical Data

  • FunctionShut off/control flow
  • Connection typeInstallation between flanges, External-thread connection
  • Design concept DriveWith pneumatic actuator, With handwheel, Lever, Without
  • Casing material8106, 8338, B174
  • Nominal pressureCL 150, CL 300, PN 25
  • Max. nominal sizeDN 1200
  • Min. nominal sizeDN 50
  • Max. allowed fluid temperature260 °C
  • Min. allowed fluid temperature-50 °C
  • Valve body typeWafer-type body, Full-lug type, flat faces, Full-lug type, raised faces

Your KSB contact : We’re here to support you