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 bracket-mounted hinge pin (up to NPS 12) and body-mounted hinge pin (NPS > 12). 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

Technical Data

Nominal pressure Hydr casing
CL 150, CL 300, CL 600, PN 104
Maximum nominal size TSG
DN 600, NPS 24
Max allowed fluid temp TSG
593 °C

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Benefits

  • 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.

Technical Data

Component function
Prevent backflow
Connection type Inlet
Flange,
Butt weld ends
Mtrl Hydraulic casing
A351 GRADE CF8M,
A351 GRADE CF8,
A216 GRADE WCB,
A217 GRADE WC6
Nominal pressure Hydr casing
CL 150,
CL 300,
CL 600,
PN 104
Maximum nominal size TSG
DN 600,
NPS 24
Minimum nominal size TSG
DN 50,
NPS 2
Max allowed fluid temp TSG
593 °C
Min allowed fluid temp TSG
0 °C

Sectional Drawings

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