PSI - Issue 40

Aleksandr Zalazinskiy et al. / Procedia Structural Integrity 40 (2022) 461–469 Aleksandr Zalazinskiy at al. / Structural Integrity Procedia 00 (2022) 000 – 000

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k indicator of the stress state of the deformable material yield strength of the materials of Nb-Ti alloy fibers yield strength of copper 0 initial values of the yield strength during stretching of the fiber 0 initial values of the yield strength during stretching of the matrix and composite empirical coefficient empirical coefficient empirical coefficient empirical coefficient empirical coefficient empirical coefficient empirical coefficient average normal stress intensity of deformation rates averaged over the volume of the visco-plastic medium empirical coefficient α empirical coefficient β empirical coefficient γ empirical coefficient χ volume fraction of fibers (cores) stress intensity 0 yield strength of the visco-plastic medium Θ temperature diameter of the workpiece diameter of the rod length of the working part of the contact surface of the workpiece length of the calibration belt of the deforming matrix ℎ gap between the surface of the workpiece and the container diameter of the inner cavity of the container compression stresses γ ratio of the yield strength of the matrix and fibers extraction stress state of the material particles stress state of the material particles 0 stress state of the material particles stress state of the material particles stress state of the material particles value of the yield strength of the composite damage of the workpiece material angular coordinate of the current line of the material particle of the deformable material inhomogeneity of deformation along the section of the extruded bar generalized criterion for the quality of the technological process 1 angle of the matrix coefficient of friction extrusion force spherical coordinate spherical coordinate spherical coordinate

weight coefficient 2 weight coefficient 3 weight coefficient