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SteelPro..Precision Valve Manufacturing
Cast Steel Gate Valve
API 600, Bolted Bonnet

Cast Steel Gate Valve

The industry standard for on/off isolation in process pipelines

Our API 600 cast steel gate valve provides reliable, low-turbulence isolation for a wide range of industrial fluids. The flexible wedge gate design compensates for thermal expansion and ensures tight sealing even under temperature cycling. Available with gear operator for larger sizes.

API 600ISO 9001CE PEDAPI 6FA Fire Safe

Technical Specifications

Size RangeNPS 2″ – 48″ / DN 50 – 1200
Pressure RatingClass 150 – 1500 / PN 16 – 250
Temperature Range-29°C to +593°C
Body MaterialWCB, WC6, WC9, C5, C12, CF8/CF8M
Seat MaterialIntegral Stellite® Gr.6, or renewable seat rings
End ConnectionRF Flanged, RTJ, Butt-Weld
Design StandardAPI 600, ASME B16.34
Fire SafeAPI 6FA
Testing StandardAPI 598, EN 12266-1

Key Features

  • Flexible wedge gate compensates for thermal expansion and body distortion
  • Hardfaced seat rings (Stellite® Grade 6) for extended service life
  • Outside screw and yoke (OS&Y) design for clear valve position indication
  • Backseat design allows repacking under full pressure
  • Gear operator supplied standard NPS 8″ and above

Industry Applications

Refinery process linesSteam systemsHydrocarbon processingChemical plantsPower generation

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