Prediction and Experimental Verification of Distortion due to Residual Stresses in a Ti-6Al-4V Control Arm Plate

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Technical specifications</td><td class="align_center">Values</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Power (P)</td><td class="align_center">400 W</td></tr><tr><td class="align_left">Exposure (t)</td><td class="align_center">120 μs</td></tr><tr><td class="align_left">Build envelope</td><td class="align_center">280 ∗ 280 ∗ 365 mm</td></tr><tr><td class="align_left">Build rate</td><td class="align_center">113 cm3/hr</td></tr><tr><td class="align_left">Variable layer thickness (Lt)</td><td class="align_center">20–90 μm</td></tr><tr><td class="align_left">Point distance (Pd)</td><td class="align_center">60 μm</td></tr><tr><td class="align_left">Beam focus diameter</td><td class="align_center">80–115 μm</td></tr><tr><td class="align_left">Hatch spacing (h)</td><td class="align_center">80 μm</td></tr><tr><td class="align_left">Maximum scan speed</td><td class="align_center">10 m/s</td></tr><tr><td class="align_left">Average inert gas consumption</td><td class="align_center">5 l/min (argon)</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Specifications of SLM 280 2.0.</div>

Advances in Materials Science and Engineering

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Table 2

Table 2: Prediction and Experimental Verification of Distortion due to Residual Stresses in a Ti-6Al-4V Control Arm Plate 