[O18] Forming technologies for tube materials derived from closed cross-sectional characteristics

2:50 PM - 3:10 PM JST(5:50 AM - 6:10 AM UTC)

[162] Decision of flow stress by simple shear test of metal tubes using torsion

^○Soshiro Sanagi¹, Hidenori Yoshimura¹, Youichi Takahashi² (1.Kagawa Univ., 2.NIT, Kagawa College)