Study on Surface Hardness and Microstructure of Pure Copper Chip Strips Prepared by LSEM

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Factor</td><td class="align_center">D</td><td class="align_center">E</td><td class="align_center">F</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Column number</td><td class="align_center">1</td><td class="align_center">2</td><td class="align_center">4</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Designed header of an orthogonal array.</div>

Advances in Materials Science and Engineering

tab5

Table 5

Table 5: Study on Surface Hardness and Microstructure of Pure Copper Chip Strips Prepared by LSEM 