Auteur Jung, Ki-Ho
Documents disponibles écrits par cet auteur (2)
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Article : texte imprimé
Jung, Ki-Ho, Auteur ; Yong-Taek Im, Auteur |In this study, a tip test was carried out under various ram velocities of 0.01 mm/s, 0.1 mm/s, 1.0 mm/s, and 5.0 mm/s to investigate the effect of deformation speed on friction using the commercially available AL6061-O. For experiments, four dif[...]
Article : texte imprimé
Jung, Ki-Ho, Auteur ; Lee, Hyun-Chul, Auteur ; Ajiboye, Joseph S., Auteur |In the present investigation, a tip test based on upsetting and backward extrusion was utilized to characterize the effect of surface roughness of the billet and forming tools, and the type of lubricants on friction. For the test, cylindrical sp[...]
