Fraunhofer Institute for Material and Beam Technology IWS
Laser-welded collision bumper for a rail car constructed of sheet steel: Computer model of construction and finite-element analysis of stress under collision loading
- development of design for collision bumper of a rail car using novel sheet steel construction
- implementation of laser-welded tab-and-slot joints
- development goals:
- reduction of fabrication costs
- minimization of component weight
- guaranty of load capacity under crash conditions