TY JOUR TI Technological increase of cutting-out punch life with laser alloying KW cutting-out punches; coatings; alloying materials; laser alloying; strengthening; dynamic durability; wear-resistance; life JO Science intensive technologies in mechanical engineering AU Suslov, A.G. AU Inyutin, V.P. AU Fedorov, V.P. PY 2021 IS 2021 PB Bryansk State Technical University