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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.
- 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.
- FunctionPrevent backflow
- Connection typeFlange, Butt weld ends
- Casing materialA351 GRADE CF8M, A351 GRADE CF8, A216 GRADE WCB, A217 GRADE WC6
- 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