Cathodic Disbondment Tester  
  The Cathodic Disbondment Tester from Top Hex is an innovation in pipeline testing.

The above video is hosted on YouTube. If you are unable to watch it, click here to visit our video page.
Cathodic Disbondment Testing is an accelerated lifespan test of the coatings used on underground metal pipes. These tests are carried out in a laboratory environment using our specialist electronic equipment. There are a number of standard Cathodic Disbondment Tests and our equipment will allow you to test to these standards.

The Top Hex Cathodic Disbondment Tester is used in test laboratories across the world.  We ship worldwide and are experienced in getting our laboratory equipment to you quickly and efficiently.

We hope you enjoy browsing our website and look forward to being of service to you. For any further information or assistance, please email


updated: 29th July 2014

Temperature logging module for CD Tester now available.

The Cathodic Disbondment Tester from Top Hex is featured in a short web video which explains the operation of the unit. Visit to watch the video on YouTube.

Potentiostat CD Tester
Pipeline testing
Laboratory equipment


please email for more information on the Top Hex Cathodic Disbondment Tester