KSB Pressure Seal Gate Valve Class 900/1500/2500 Carbon Steel

WCB/WCC, pressure seal, split wedge, internally balanced. ASME B16.34. NPS 2–24. Full bore and reduced bore. IBR.

Carbon Steel WCB/WCCClass 900, 1500, 2500NPS 2–24 (RB & FB)IBR

Specifications

ParameterSpecification
SeriesSICCA 900-3600 GTC
Body MaterialA216 WCB / WCC
Pressure ClassClass 900, 1500, 2500
Size RangeNPS 2–24 (RB & FB)
Max Temperature425°C
Max Pressure425 bar (6170 psi)
Design StandardASME B16.34
End ConnectionsButt Weld
ConstructionPressure seal, split wedge, internally balanced
Trim / SealingStellite 6
✓ IBR✓ ASME B16.34

Material & Applications

Why Carbon Steel WCB/WCC: WCB/WCC for cost-effective HP isolation up to 425°C. Pressure seal tightens with increasing pressure.

Typical applications: Power plant main steam isolation, HP feedwater, refinery HP systems.

Pressure/Temperature Ratings

RatingPressure at Temperature
WCB 900153 bar @ 38°C118 bar @ 316°C85 bar @ 425°C
WCB 1500256 bar @ 38°C196 bar @ 316°C142 bar @ 425°C
WCB 2500425 bar @ 38°C326 bar @ 316°C237 bar @ 425°C

Carbon Steel WCB/WCC Gate Valve FAQs

What is pressure seal?
Internal pressure seals the bonnet. Higher pressure = tighter seal. Standard for Class 900+.
RB vs FB?
Reduced bore has smaller flow passage. Full bore matches pipe ID for pigging and minimum pressure drop.

Need a KSB Gate Valve?

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