Welcome at the Center of Competence for Tubes and Hollow Sections/CCTH.


We are an independent engineering company which sets its focus to consultancy and information about hollow sections and their applications in steel and mechanical engineering. as well as in offshore structures. This includes the use of high-strength Steels and cast steel.


We develop innovative concepts and optically appealing solutions together with and for our clients. In doing so, we emphasize on quality and efficiency. The active collaboration in standardization and in international committees is an important requirement.


By our engagement in research and collaboration with renowned universities and institutes, we make sure that the newest insights are integrated in our work.