Impact Tensile Properties of Notched Titanium Alloy Bolt for Fairing Separation of Launch Vehicle Hiroto Shimanuki, Hiroyuki Yamada, Tsuyoshi Kami, Yoshihiro Yamasaki, Hiroshi Ikaida, Toru Kamita, Hiroaki Amakawa, Miki Nishimoto and Hidetoshi Kobayashi EPJ Web Conf., 183 (2018) 04006 Published online: 07 September 2018 DOI: 10.1051/epjconf/201818304006