Conval Throttling Valves


The Conval Clampseal® throttling valve is designed for severe service applications requiring repeatable flow control and dependable shutoff.

The throttling valve design includes a removable seat/venturi for easy replacement or re-sizing in cases where conditions change, a pressure seal bonnet provides easy access for servicing with no welds to cut or seal rings or gaskets to replace, and a position indicator so that the valve position is known.

  • Easy-to-read-position indicator
  • Pressure-assisted seal bonnet
  • Replaceable seat/orifice
  • Integral gland wrench for simple packing adjustments
  • Available in tandem configuration
  • 1/2″ to 4″
  • ASME Class 900 and 2500


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Additional resources

Conval Throttling Valve Brochure

SAGD Case study

High-Pressure Ethylene Facility Case Study