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      <title>Assembly mass properties</title>
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      <div class="title_topic3" id="xps10_pagetitle">Assembly mass properties</div>
      <hr noshade="true"><a name="ndxgenid_roadmap500"></a><p class="para_topic">To make simple measurements of volume and mass, use <b class="uiTerm">Analysis</b> &rarr; <b class="uiTerm">Measure Bodies</b>.
      </p>
      <p class="para_topic">Follow these steps to compute complete assembly mass properties.</p>
      <ol type="1" start="1">
         <li>
            <p class="para_item">Assign material properties to the solid object in the .prt file of each component using one of these methods:</p>
            <ul class="unmarkedList">
               <li>
                  <p class="para_item">Select from a library of materials using:</p>
                  <ul class="unmarkedList">
                     <li>
                        <p class="para_item"><b class="uiTerm">Tools</b> &rarr; <b class="uiTerm">Material Properties</b></p>
                     </li>
                  </ul>
               </li>
               <li>
                  <p class="para_item">Or, enter density properties directly using:</p>
                  <ul class="unmarkedList">
                     <li>
                        <p class="para_item"><b class="uiTerm">Edit</b> &rarr; <b class="uiTerm">Feature</b> &rarr; <b class="uiTerm">Solid Density</b></p>
                     </li>
                  </ul>
               </li>
            </ul>
         </li>
         <li>
            <p class="para_item">Make the assembly the <a class="links" href="javascript:void(0)" onclick="top.openFile('roadmap/07qt_assemblies_6.html');return(false);">display and work part</a>.
            </p>
         </li>
         <li>
            <p class="para_item">Set units for the <b class="uiTerm">Analysis</b> menu commands.
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            <ul class="unmarkedList">
               <li class="condense"><b class="uiTerm">Analysis</b> &rarr; <b class="uiTerm">Units</b></li>
            </ul>
         </li>
         <li>
            <p class="para_item">Generate a mass report for the assembly in a spreadsheet.</p>
            <ul class="unmarkedList">
               <li>
                  <p class="para_item"><b class="uiTerm">Analysis</b> &rarr; <b class="uiTerm">Advanced Mass Properties</b> &rarr; <b class="uiTerm">Advanced Weight Management</b></p>
               </li>
               <li>
                  <p class="para_item"><img align="bottom" src="graphics/widgets/checkbox-on-b.gif" border="0"> <b class="uiTerm">Use Spreadsheet</b></p>
               </li>
               <li>
                  <p class="para_item"><img align="bottom" src="graphics/widgets/button.gif" border="0"> <b class="uiTerm">Calculation</b>: <b class="uiTerm">Work Part</b></p>
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      <p class="para_topic">One tab on the resulting spreadsheet report contains a detailed report of the overall assembly mass properties.</p>
      <p align="center"><img align="bottom" src="graphics/assemblies/assembly_weight1.gif"></p>
      <p class="para_topic">Another tab gives the density and mass of each component.</p>
      <p align="center"><img align="bottom" src="graphics/assemblies/assembly_weight.gif"></p>
      <ol type="1" start="1">
         <li class="condense">Work Part (Top level assembly)</li>
         <li class="condense">Components</li>
         <li class="condense">Density</li>
         <li class="condense">Area</li>
         <li class="condense">Volume</li>
         <li class="condense">Weight</li>
      </ol>
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            <td valign="top" align="left"><img align="left" src="../graphics/tip.gif" alt="Tip" title="Tip"></td>
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                  <p class="para_tip_body">The assigned density is listed, providing a check that density was defined for every component.</p>
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