Effect of Alloying Composition on Microstructure and Mechanical Properties of Ultranarrow Gap Welded Joints of U71Mn Rail Steel

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="9"><hr/></td></tr><tr class="thead"><td class="align_left">Flux band</td><td class="align_center">CaCO<sub>3</sub></td><td class="align_center">CaF<sub>2</sub></td><td class="align_center">MnFe</td><td class="align_center">Cr</td><td class="align_center">Mo</td><td class="align_center">Ni</td><td class="align_center">TiO<sub>2</sub></td><td class="align_center">NaHCO<sub>3</sub></td></tr><tr><td class="thead-hr" colspan="9"><hr/></td></tr><tr><td class="align_left">Formula 1</td><td class="align_center">63</td><td class="align_center">31</td><td class="align_center">0</td><td class="align_center">0</td><td class="align_center">0</td><td class="align_center">0</td><td class="align_center">5</td><td class="align_center">1</td></tr><tr><td class="align_left">Formula 2</td><td class="align_center">55</td><td class="align_center">30</td><td class="align_center">4</td><td class="align_center">3</td><td class="align_center">2</td><td class="align_center">0</td><td class="align_center">5</td><td class="align_center">1</td></tr><tr><td class="align_left">Formula 3</td><td class="align_center">49</td><td class="align_center">26</td><td class="align_center">5</td><td class="align_center">4</td><td class="align_center">2</td><td class="align_center">8</td><td class="align_center">5</td><td class="align_center">1</td></tr><tr class="table-tr"><td colspan="9"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Chemical composition of flux band (wt%).</div>

Advances in Materials Science and Engineering

tab2

Table 2

Table 2: Effect of Alloying Composition on Microstructure and Mechanical Properties of Ultranarrow Gap Welded Joints of U71Mn Rail Steel 