TY JOUR TI Design of stamping equipment for manufacturing axisymmetric parts with end bulges and their use KW axisymmetric parts with end bulges; stamping equipment; split semi-matrices; parts with collet sectors JO Science intensive technologies in mechanical engineering AU Panfilov, G.V. AU Do, A.T. AU Le, M.D. PY 2021 IS 2021 PB Bryansk State Technical University