{"id":{"repo_id":"aachen","oai_identifier":"oai:publications.rwth-aachen.de:59432"},"canonical_url":"https://search.dev.ndltd.org/etd/aachen/oai:publications.rwth-aachen.de:59432","repository":{"repo_id":"aachen","name":"RWTH Aachen University","base_url":"https://publications.rwth-aachen.de/oai2d"},"display":{"title":"Bruchverhalten von Leichtmetallen unter Impact-Beanspruchung","abstract":"In the context of this research work, the flow and fracture behaviour of the Al alloy AA7075 (AlZnMgCu1.5), the Mg alloy AZ80 (MgAl8Zn) and the Ti alloy TiAl6V4 have been investigated in compression and tensile tests at different strain rates (0.001-5000s-1) und temperatures (20-450°C). To evaluate the influence of the stress multiaxiality on strain at fracture, notched tensile specimens with various notch geometries (notch radius: r=0.02, 0.4, 0.8, 1.2 mm) were tested quasistatically and dynamically. 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