HNEI designs advanced calibration blocks with PH Tool, including the ERVW, ERVD and ERVT series for ASME weld inspections and curved surface thickness testing.

TFMi (intermodal TFM), which is available on the Veo3 platform, was a co-operative effort between Holloway NDT and Sonatest. Currently involved in a number of R&D projects including longseam weld inspection and inspection for corrosion under pipe supports (CUPS). HNEI uses the extremely powerful Sonatest Veo3 phased array flaw detector and the Wave conventional flaw detector.