Fabrication Improvement of Cold Forging Hexagonal Nuts by Computational Analysis and Experiment Verification

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/mpe/volume-2015/835038/figures/835038.fig.0015a.svgz" name="835038.fig.0015a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Third stage</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/mpe/volume-2015/835038/figures/835038.fig.0015b.svgz" name="835038.fig.0015b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Fourth stage</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/mpe/volume-2015/835038/figures/835038.fig.0015c.svgz" name="835038.fig.0015c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Fifth stage</td></tr></table>

<div>Maximum principal stresses of the third, fourth, and fifth stages in the hexagonal nuts.</div>

Mathematical Problems in Engineering

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Figure 15

Figure 15: Fabrication Improvement of Cold Forging Hexagonal Nuts by Computational Analysis and Experiment Verification 