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Red Point®

Pressure Seal Bonnet Gate Valves

Pressure seal gate valves are used for high pressure service, typically for pressures above 100 bar. The unique feature of the pressure seal bonnet is that the body-bonnet joints seal improves as the internal pressure within the valve increases.

The main applications are: petrochemical industry, steam circuits, boiler circulation, oil and gas applications, power stations Common used types of medium encountered are: steam, condensate, boiler feedwater Typical pressure rating of the valve is 900, 1,500 and 2,500 pounds.

Type of wedge

  • Flexible

  • Solid

End connections

  • Flanged

  • BW

  • SW

  • THR

  • HUB

  • PE

Options

  • Extended Bonnet

  • Bellow Sealed

  • Heating Jacket

  • DBB Configuration

Design & testing

  • All available international standards according to API, EN, ISO

Pressure range

  • ANSI 125 - 4,500 lbs.

  • DIN PN 10 - PN 400

Construction

  • Bolted

  • Welded

  • Extended

Operated

  • Handwheel

  • Gear

  • Bare Stem

  • Actuator

Bellow seal materials

  • 304

  • 321

  • 316Ti

  • Alloy 625

  • C276

Size & bore

  • ANSI 1/2 - 12”

  • DN 10 - DN 300

Downloads