SICCA 150-600 SCC Swing check valve
Swing check valve

SICCA 150-600 SCC

Swing check valve to ANSI/ASME with flanged or butt weld ends, with bolted cover, internally mounted hinge pin. Bigger nominal sizes with anti-slam/dash pot arrangement (optional), graphite gaskets. Stellite hard-faced seat/disc interface made of 13 % chrome steel. Available in carbon steel, low-alloy steel and stainless steel.
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Main Applications

  • Mining
  • Chemical industry
  • Descaling units
  • Domestic water supply
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Technical Data

  • Nominal pressureCL 150, CL 300, CL 600, PN 104
  • Max. nominal sizeDN 600, NPS 24
  • Max. allowed fluid temperature593 °C


  • Additional features ensure safe sealing to atmosphere:
  • Risk of leakage is reduced by internally mounted hinge pin.
  • Fully confined cover gasket with controlled compression ensures leak-proof joint.

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TitleFormatSizeLast change
icon download-pdfSICCApdf1.875/24/2019
icon download-pdfBetriebsanleitungpdf1.845/24/2019
TitleFormatSizeLast change
icon download-pdfType Series Booklet SICCA 150-600 SCCpdf1.325/24/2019

Technical Data

  • FunctionPrevent backflow
  • Connection typeFlange, Butt weld ends
  • Casing material1743, 1776, 2355, 2442
  • Nominal pressureCL 150, CL 300, CL 600, PN 104
  • Max. nominal sizeDN 600, NPS 24
  • Min. nominal sizeDN 50, NPS 2
  • Max. allowed fluid temperature593 °C
  • Min. allowed fluid temperature0 °C