TÜV AUSTRIA Belgium offers a complete range of state-of-the-art tube testing technologies to asses the integrity of installed heat exchangers, steam generators, boilers, air conditioners, coolers and condensers. Inspection and upgrading of new tubes can also be considered, and this according international standards as ASME and ISO. Most of the technologies are based on electromagnetic principles for fast and precise inspection, and some of them use ultrasonic and acoustic waves for quantitative measurements.