Double Block & Bleed valves

A DBB or DIB valve can perform the tasks of 3 separate valves knowing 2 separate isolations and 1 drain Valve. This will result in huge space saving and weight which are positive benefits for FPSO’s and oil platforms. Double Block & Bleed valves can be supplied according to API6D and API6A.

Double Block & Bleed valve program

DBB VALVE TRM METAL SEATED

DBB valve TRM

DBB VALVE TRM SOFT SEATED

DBB VALVE FLOATING SOFT SEATED

DBB MONOFLANGE VALVE

General features

Design Floating or trunnion mounted - single or double ball
Seats Soft or metal seated
Construction One piece body (top, side or end entry), split body (two or three piece)
Size ANSI 0,25” - 16”
Pressure ANSI 150 lbs - 4500 lbs
Size DN DN 6 - DN 400
Pressure PN PN 10 - PN 400
End connections Flanged, BW, SW, THR, HUB, PE
Operated Lever, gear, bare stem, actuator
Seat materials Graphite, Devlon, TFM, PTFE, PEEK, POM, PCTFE
Hard facing Various hard facing on ball and seats
Options Extended stem, Extended bonnet, Single or double piston design
Design & testing All available international standards according to API - EN - ISO

Available materials

  • Duplex, Super Duplex, Stainless Steel, Carbon Steel
  • Alloy 600, Alloy 625, C 276, Alloy 800, Alloy 825
  • Titanium
  • Zirconium

Valve examples

We design, engineer and produce your tailor-made valves