Steam Jacketed Hydrolet QRB Valve (3″ and 4″)


The Betts Steam Jacketed Q.R.B. Hydrolet Valve is designed to handle heavy, viscous, temperature sensitive liquids. The quick removable bonnet permits easy dismantling for cleaning and inspection. The valve is available in the three styles shown below in 3” and 4” sizes with flanged or threaded outlets.  The valve is constructed of 316 stainless for compatibility with a wide range of products.  The jacket material is 304 stainless and the two steam connections are ¾” NPT female.

Pressure and Temperature Rating:

  • Max working pressure (MAWP): 35 psi [2.4 bar]
  • Steam Jacket MAWP: 150 psi [10.3 bar]
  • Max temperature (dependent on seal):
  • PTFE, FKM or Non-Asbestos: 400°F [204°C]