Browsing Ikerketa-Artikuluak by Author "Agirre Bikuña, Julen"
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Monitoring of a Hammer Forging Testing Machine for High-Speed Material Characterization
Agirre Bikuña, Julen; Otegi Martínez, Nagore; Abedul Moreno, David; Oruna Otalora, Ángel; Galdos Errasti, Lander (Elsevier Ltd., 2020)Dynamic testing of materials is necessary to model high-speed forming processes (i.e. hammer forging, blanking) and crash/impact behavior of structures, among others. The most common machines to perform medium to high-speed ... -
Study on the influence of the springback on the hole expansion ratio characterization
Zubia Arrizabalaga, Biotza; Mendiguren Olaeta, Joseba; Galdos Errasti, Lander; Saénz de Argandoña Fernández de Gorostiza, Eneko; Agirre Bikuña, Julen (Whioce Publishing, 2018)Material formability has become one of the main problems, together with the springback, when stamping high added-value components for the automotive industry. The pursuit of weight reduction has led to higher strength ...