Double Block & Bleed Valves

Built with our unmatched ruggedness, our Double Block & Bleed Valves are available with threaded, weld or flanged inlet/outlet. Designed to replace the typical stack-up found in ad-hoc installations, the PRECISION Process Valve Series simplifies BOMs and installations, reduces leak paths and saves weight, space, and cost.

 All Needle Valve DBB Valves, Flow Restrictive

Threaded/Weld inlet 2D, 5D & 7D DBB Series

• True DBB valve with dual isolate, single vent
• Wide range of materials of construction
• 6000 & 10000 Psig rated valves available
• 1/2” - 1” inlets available
• 1/2” outlet typical
• Firesafe to API 607 on request

Monoflange, PM & PCF DBB Series

• True DBB valve with dual isolate, single vent
• Wide range of materials of construction
• Pressure rating as per flange rating
• ½”-3” flange inlets, RF, RTJ, DIN and others flange faces
• ½” & ¾” FNPT outlet or flange as per inlet.
•   Firesafe to API 607 on request

Flanged Inlet Deep Body Valves, SFD, SFP, DFD & DFP DBB Series

• True DBB valve with dual isolate, single vent
• Wide range of materials of construction
• ½”-2” Flanged inlet, RF, RTJ, DIN and others flange faces

• Outlet ½”-1” FNPT or Flanged as per inlet

• Pressure rating as per flange rating

• Firesafe to API 607 on request

Ball-Needle-Ball style DBB Valves, allows greater flow through the isolation valves

3D DBB Threaded inlet/outlet Series

• True DBB valve with dual isolate, single vent
• Wide range of materials of construction
• ½”-1” Threaded inlets/outlets
• 10mm bore standard
• 6000 & 10000 Psig rated valves available
• Firesafe to API 607 on request

6D DBB Threaded inlet/outlet Series

• True DBB valve with dual isolate, single vent
• Wide range of materials of construction
• ½”-2” Flanged inlet, RF, RTJ, DIN and others flange faces
• Outlet ½”-1” FNPT or Flanged as per inlet
• 10mm bore standard
• Pressure rating as per flange rating
• Integral check valves & sample/injection quills available
• Firesafe to API 607 on request