Study on Preparation and Properties of High-Strength Nano-Ceramic Coating on the Surface of Steel Structure Connectors

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Chemical composition</td><td class="align_center">Content (%)</td><td class="align_center">Chemical composition</td><td class="align_center">Content (%)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">SiO<sub>2</sub></td><td class="align_center">50.4596</td><td class="align_center">K<sub>2</sub>O</td><td class="align_center">0.9898</td></tr><tr><td class="align_left">Al<sub>2</sub>O<sub>3</sub></td><td class="align_center">33.3502</td><td class="align_center">MgO</td><td class="align_center">1.1817</td></tr><tr><td class="align_left">Fe<sub>2</sub>O<sub>3</sub></td><td class="align_center">4.5652</td><td class="align_center">Na<sub>2</sub>O</td><td class="align_center">0.6666</td></tr><tr><td class="align_left">CaO</td><td class="align_center">66.7509</td><td class="align_center">SO<sub>3</sub></td><td class="align_center">1.8988</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Chemical composition of fly ash (mass score).</div>

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Table 4

Table 4: Study on Preparation and Properties of High-Strength Nano-Ceramic Coating on the Surface of Steel Structure Connectors 