OBRABOTKAMETALLOV Vol. 25 No. 2 2023 technology a b Fig. 8. The distribution of the yield stress σi at the steady stage of the process: a = 45° (a); b = 50° (b); α = 55° (c); a = 60° (d) с d Fig. 9. Distribution of relative porosity ϑ at the steady stage of the process: a = 45° (a); b = 50° (b); a = 55° (c); a = 60° (d) a b с d
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