TY JOUR TI Study of the mechanical and physical properties of hard alloy VK20 KW hard alloy KW stamped KW planting KW density KW hardness KW technique. JO Bulletin of Bryansk state technical university AU Kotlyarova, I.. AU Soldatov, V.. AU Makarenko, K.V. AU Tarasov, A.. PY 2015 IS 2015 PB Bryansk State Technical University