Production of Al/Mg hybrid composites by ultrasonic-assisted friction stir welding and description of the mechanical properties, microstructure and corrosion behaviour of the composites

Sub-project 1: High frequency fatigue of CFRP composites - Development of an innovative ultrasonic testing system in combination with non-destructive online measurement techniques

 Fatigue behaviour of martensitic steels for use in low-pressure-steam-turbines in the very high cycle fatigue regime

Joining of carbon fibre reinforced composites by ultrasonic metal welding

Subproject 1: Fatigue and transformation behaviour of metastable austenitic steels at low temperatures

 Subproject 2: Influence of low temperatures and corrosive media on the fatigue behaviour of light weight materials

Subproject 3: „Physically based life time calculation of highly stressed materials and components of traffic and systems engineering“

• Influence of the surface morphology on the bearing life under mixed friction conditions
• Influence of surface condition on the quasi-static and cyclical deformation and damage behavior of TRIP/TWIP steels
• Influence of deformation-induced martensite formation on the mechanical properties of metastable austenite (Project B05/02)