Tag: pressurized pipeline
Understanding DBB, DIB-1 & DIB-2
The answer to what constitutes a double block and bleed arrangement depends on whom you ask. Are we talking about a safety concern regarding maintenance in a pressurized pipeline? Or are we talking about how the valve’s seats behave under pressure?
Completion plug simplifies valve replacement
Time and cost can be considerably reduced by using a Petersen hot tap pipe plug insertion system to stop the flow in a pressurized pipeline.