%0 conference lecture %@ %A Lessa, C., Landell, R., Bergmann, L., dos Santos, J., Kwietniewski, C., Reguly, A., Klusemann, B. %D 2020 %J ESAFORM 2020 %T Two-Step Friction Stir Welding of Cladded API X65 %U %X physical mechanics will be discussed.