Advanced Pipeline Inspection Tool Design

Our Bread and Butter


From working within the Oil & Gas industry D3 specialize in the mechanical design of pipeline inspection tools.

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D3 is home to over 250 years of combined experience in PIG design and have helped a number of clients develop a wide range of tools using various sensor technologies, such as Magnetic Flux Leakage (MFL) and Electro-Magnetic Acoustic Transducers (EMAT) as well as many others ranging from 6 to 56” diameters.  We know what to look out for in PIG design having experienced a number of challenging projects in the In-Line Inspection industry including:

·      Multi-Diameter

·      Vertical Launch

·      Wye Passing

·      Clapper Valve Protection

·      High Line Pressure

·      Tight Bend Radii

·      Onshore and Offshore Launch/Receive

·      High Flow-rate


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Handling Equipment

D3 have also supported the operation and maintenance of PIGs by designing specialist handling equipment such as launchers and manipulator frames, all of which is done to a strict quality in accordance with the relevant codes and standards.