The activities of the founding scientific schools of materials science, metallurgy, and welding at KPI were associated with outstanding world-renowned scientists: E.O. Paton, B.E. Paton, V.Y. Vasiliev, M.M. Dobrokhotov, K.I. Vashchenko, V.N. Hrydnev, I.M. Fedorchenko, G.V. Samsonov, V.I.