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Test pieces: ILT uses lightweight steel alloy e-vehicle battery boxes.

Test pieces: As a demonstration component for the welding and heat treatment of high- and ultra-high-strength steels, Fraunhofer ILT has very lightweight battery boxes with crash frames in the construction and testing phase. © Fraunhofer ILT. Laser welding processes for martensitic chromium steels ensure a future safe from collisions

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