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KSB Pressure Seal Gate Valve Class 3100/3600 Ultra High Pressure

Up to 931 bar (9000 psi). NPS 3–28. All alloy grades. Tie rod construction. Gearbox mandatory. Weights up to 17,000+ kg.

All Grades Ultra HPClass 3100, 3600NPS 3–28IBR

Specifications

ParameterSpecification
SeriesSICCA 900-3600 GTC
Body MaterialWCB/WCC/WC6/WC9/C12A
Pressure ClassClass 3100, 3600
Size RangeNPS 3–28
Max Temperature650°C (C12A)
Max Pressure931 bar (9000 psi)
Design StandardASME B16.34
End ConnectionsButt Weld
ConstructionPressure seal, tie rod yoke, split wedge
Trim / SealingStellite 6
✓ IBR✓ ASME B16.34

Material & Applications

Why All Grades Ultra HP: Non-standard classes above ASME 2500. KSB is one of few manufacturers offering these. Weights exceed 17,000 kg for NPS 28.

Typical applications: Supercritical and ultra-supercritical power plant main steam headers.

Pressure/Temperature Ratings

RatingPressure at Temperature
WCB 3600613 bar @ 38°C465 bar @ 316°C345 bar @ 425°C
C12A 3600621 bar @ 38°C496 bar @ 316°C338 bar @ 538°C301 bar @ 650°C

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Other Variants

CS 900/2500 Alloy 900/2500 All Gate Valves →

Service Area

Pune, Ahmednagar & Beed.

All Grades Ultra HP Gate Valve FAQs

What is Class 3100/3600?
Non-standard classes above ASME 2500. Extends pressure envelope for extreme power plant service. Very few manufacturers offer these.
Max weight?
NPS 28 Cl 3600 FB: approx 17,186 kg. Requires heavy lifting and structural planning.

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