KSB Forged Carbon Steel Gate Valve Class 800 A105

A105 forged, API 602, bolted bonnet, solid wedge. Socket weld and threaded NPT. NPS ¼–2.

Carbon Steel A105Class 800NPS ¼–2

Specifications

ParameterSpecification
SeriesSICCA 800 GTF
Body MaterialA105 / A350 LF2
Pressure ClassClass 800
Size RangeNPS ¼–2
Max Temperature425°C
Max Pressure136 bar (1975 psi)
Design StandardAPI 602
End ConnectionsSocket Weld, Threaded NPT
ConstructionBolted bonnet, solid wedge
Trim / SealingST6 swaged seat
✓ API 602

Material & Applications

Why Carbon Steel A105: A105 is the standard forged carbon steel. A350 LF2 for low-temperature to -46°C.

Typical applications: Small-bore process piping, instrument root valves, drains, vents, bypass lines.

Pressure/Temperature Ratings

RatingPressure at Temperature
A105 800136 bar @ 38°C117 bar @ 204°C105 bar @ 316°C76 bar @ 425°C

Carbon Steel A105 Gate Valve FAQs

Socket weld or threaded?
Socket weld for HP/hazardous. Threaded for instrument connections. Most specs require SW.

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