KSB Pressure Seal Swing Check Class 900/1500/2500 Carbon Steel

WCB/WCC, pressure seal cover, Stellite seats. ASME B16.34. NPS 2–24. IBR.

Carbon Steel WCB/WCCClass 900, 1500, 2500NPS 2–24IBR

Specifications

ParameterSpecification
SeriesSICCA 900-3600 SCC
Body MaterialA216 WCB / WCC
Pressure ClassClass 900, 1500, 2500
Size RangeNPS 2–24
Max Temperature425°C
Max Pressure425 bar
Design StandardASME B16.34
End ConnectionsButt Weld
ConstructionPressure seal cover
Trim / SealingStellite 6
✓ IBR✓ ASME B16.34

Material & Applications

Why Carbon Steel WCB/WCC: Pressure seal ensures tighter seal at higher pressures. WCB/WCC for cost-effective HP check service.

Typical applications: BFP discharge, HP feedwater, power plant backflow prevention.

Pressure/Temperature Ratings

RatingPressure at Temperature
WCB 1500256 bar @ 38°C196 bar @ 316°C142 bar @ 425°C
WCB 2500425 bar @ 38°C326 bar @ 316°C237 bar @ 425°C

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