Kunkle Bailey 716h Safety Relief Valve

A high pressure safety relief valve that combines a top guided, unobstructed seat bore with full lift capability to provide maximum discharge


  • Positive reseating achieved via freely pivoting EPDM discs for gas and liquid duties up to 150°C.
  • Optional Aflas soft seats increase the range to 200°C.
  • Precision lapped stainless steel trim gives positive re-seating for steam duty at higher temperatures.
  • Choice of threaded or flanged connections.
  • Optional open or packed test lever for inline safety checking.
  • Alternative sealed dome for service conditions requiring a pressure-tight seal on the discharge side (eg. liquid service)

General Application

the 716H is certified to AsME viii and is suitable for the protection of vessels, pipelines and equipment using cold water; air; process or corrosive liquids; cold and fine gases and for clean steam and gases in hygienic environments

Technical Data

Material: Carbon steel, stainless steel
Sizes: ½” to 1” (DN 15 to 25)
Connections: threaded or flanged
Pressure range: 5 to 1480 psig (0.35 to 102 barg)
Range: -51°f to 500°f (-46°C to 260°C)