TY JOUR TI Study of operational properties of details of forest machines depending on methods of hardening of the surface layer KW corrosion resistance KW wear resistance KW chemical-thermal obrabot on KW adhesive strength KW hardness JO Forestry Engineering Journal AU Timokhova, O.M. AU Burmistrova, O.N. PY 2017 IS 6 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov