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 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