TY JOUR TI Optimization of the technology of cutting heavy-gage sheet metal by thermal method KW thermal cutting KW stress KW deformation KW oxygen gas cutting KW cutting quality JO Science intensive technologies in mechanical engineering AU Anakhov, S.V. AU Matushkin, A.V. AU Gogolev, A.S. PY 2021 IS 2021 PB Bryansk State Technical University