Ch15 Metal Extrusion And Drawing Processes
Ch15 Metal Extrusion And Drawing Processes
Ch15 Metal Extrusion And Drawing Processes
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Cold <strong>Extrusion</strong> E t sion<br />
Force = F = 1.7A 1.7AoYavg avgέ Eq. 15.2<br />
Ao is cross sectional area of blank<br />
Y Yavg avg is i iis average flow fl stress t of f metal t l<br />
έ is true strain that piece undergoes<br />
= ln(A ln(Ao/A /Af)