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<p class="MsoNormal">All, <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b>To follow up with Nabeel’s email: when using the old box furnace, it is crucial to inspect both sides of the furnace at operating temperature (>900C) in a dark condition. If you see orange color leaking out, that means the seal is not
 good and the door panel needs to be recentered.<o:p></o:p></b></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks,<o:p></o:p></p>
<p class="MsoNormal">Shuai <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><b><span style="font-family:"Garamond",serif">------------------------------------------------</span></b><span style="font-family:"Garamond",serif"><o:p></o:p></span></p>
<p class="MsoNormal"><b><span style="font-family:"Garamond",serif">Shuai Shao, Ph.D.
</span></b><span style="font-family:"Garamond",serif"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Garamond",serif">Associate Professor<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Garamond",serif">Department of Mechanical Engineering<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Garamond",serif">1454 Wiggins Hall<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Garamond",serif">Auburn University<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Garamond",serif">Auburn, AL<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Garamond",serif">Tel: 334-844-4867<o:p></o:p></span></p>
<p class="MsoNormal"><img width="206" height="43" style="width:2.1458in;height:.4513in" id="Picture_x0020_1" src="cid:image002.png@01D6D56A.EF715540"><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><b>From:</b> Nabeel Ahmad <nza0057@auburn.edu> <br>
<b>Sent:</b> Friday, December 18, 2020 6:11 PM<br>
<b>To:</b> ncame-students@eng.auburn.edu<br>
<b>Cc:</b> Nima Shamsaei <shamsaei@auburn.edu>; Shuai Shao <sshao@auburn.edu>; Seyed Ghiaasiaan <srg0041@auburn.edu>; Michael Knotts <mjk0017@auburn.edu><br>
<b>Subject:</b> Heat-treatment NASA<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="color:#1F3864">Good evening Students,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F3864"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F3864">Dr. Shamsaei asked us to follow this before performing any stress-relieve or shipping the samples:<o:p></o:p></span></p>
<ol style="margin-top:0in" start="1" type="1">
<li class="MsoListParagraph" style="color:#1F3864;margin-left:0in;mso-list:l0 level1 lfo3">
Use a<b><u> </u></b>new box furnace to do stress-relieve on all the LB-DED tensile samples ( or any specimen which will be machined later on).<o:p></o:p></li><li class="MsoListParagraph" style="color:#1F3864;margin-left:0in;mso-list:l0 level1 lfo3">
Use old box furnace to do stress-relieve on the as-built fatigue specimens (or any specimen which will be tested in as-built condition). Besides, while using the old box furnace, please ensure to center the furnace door to avoid any inflow of air.<o:p></o:p></li><li class="MsoListParagraph" style="color:#1F3864;margin-left:0in;mso-list:l0 level1 lfo3">
If you are shipping samples for the HIP process, Please do not write any heat-treatment cycle other than HIP cycle on the sheet.<o:p></o:p></li></ol>
<p class="MsoNormal"><span style="color:#1F3864"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F3864"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F3864">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F3864">Nabeel<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F3864"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F3864"><o:p> </o:p></span></p>
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