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KSB Swing Check Valve Class 150/300/600 Carbon Steel WCB

A216 WCB, BS 1868, bolted cover, Stellite seats, internally mounted hinge pin. NPS 2–24. IBR. Dash pot for NPS 14+.

Carbon Steel WCBClass 150, 300, 600NPS 2–24IBR

Specifications

ParameterSpecification
SeriesSICCA 150-600 SCC
Body MaterialA216 WCB
Pressure ClassClass 150, 300, 600
Size RangeNPS 2–24
Max Temperature425°C
Max Pressure102 bar
Design StandardBS 1868 / API 594
End ConnectionsFlanged, Butt Weld
ConstructionBolted cover, internally mounted hinge pin (up to 12 in)
Trim / SealingStellite/13% Cr
✓ IBR✓ BS 1868 / API 594

Material & Applications

Why Carbon Steel WCB: WCB is standard for general-purpose check valves. Dash pot available for NPS 14+ to prevent slam.

Typical applications: Power stations, refineries, sugar factories, pipelines, water systems. Backflow prevention on pump discharge.

Pressure/Temperature Ratings

RatingPressure at Temperature
Cl 15020 bar @ 38°C10 bar @ 316°C6 bar @ 425°C
Cl 30051 bar @ 38°C39 bar @ 316°C28 bar @ 425°C
Cl 600102 bar @ 38°C78 bar @ 316°C57 bar @ 425°C

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Other Variants

Alloy WC6 SS CF8/CF8M All Check Valves →

Service Area

Pune, Ahmednagar & Beed.

Carbon Steel WCB Check Valve FAQs

What is a swing check valve?
Disc swings on hinge pin. Allows forward flow, closes on reverse flow or gravity. Low pressure drop for large sizes.
Installation?
Horizontal preferred. Vertical only with upward flow so disc closes by gravity.

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