Now showing items 1-2 of 2

    • 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, 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, Joseba; GALDOS, 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 ...