<cross_section name="pipe" fromat="1">


  <analysis>
    <model>1</model>
  </analysis>


  <general>
    <mesh_size>0.04</mesh_size>
    <element_type>linear</element_type>
  </general>


  <!-- Geometry -->
  <baselines>

    <point name="upper_left">-1.0 0.5</point>
    <point name="upper_right">1.0 0.5</point>
    <point name="lower_left">-1.0 -0.5</point>
    <point name="lower_right">1.0 -0.5</point>
    <point name="center_left">-1.0 0.0</point>
    <point name="center_right">1.0 0.0</point>


    <line name="bl_upper">
      <points>upper_left,upper_right</points>
    </line>

    <line name="bl_right" type="arc">
      <center>center_right</center>
      <start>upper_right</start>
      <end>lower_right</end>
      <angle>180</angle>
      <direction>cw</direction>
      <discrete by="angle">2</discrete>
    </line>

    <line name="bl_lower">
      <points>lower_right,lower_left</points>
    </line>

    <line name="bl_left" type="arc">
      <center>center_left</center>
      <start>lower_left</start>
      <end>upper_left</end>
      <angle>180</angle>
      <direction>cw</direction>
      <discrete by="number">90</discrete>
    </line>

  </baselines>


  <!-- Materials -->
  <materials>
    <material name="mat_1" type="orthotropic">
      <density>0.057</density>
      <elastic>
        <e1>20.59e+06</e1>
        <e2>1.42e+06</e2>
        <e3>1.42e+06</e3>
        <g12>0.87e+06</g12>
        <g13>0.87e+06</g13>
        <g23>0.87e+06</g23>
        <nu12>0.42</nu12>
        <nu13>0.42</nu13>
        <nu23>0.42</nu23>
      </elastic>
    </material>
    <lamina name="la_mat_1_01">
      <material>mat_1</material>
      <thickness>0.1</thickness>
    </lamina>
  </materials>


  <!-- Layups -->
  <layups>
    <layup name="layup_1">
      <layer lamina="la_mat_1_01">0</layer>
      <layer lamina="la_mat_1_01">90</layer>
    </layup>
    <layup name="layup_2">
      <layer lamina="la_mat_1_01">-45</layer>
      <layer lamina="la_mat_1_01">45</layer>
    </layup>
  </layups>


  <!-- Components -->
  <component>
    <segment name="sg_upper">
      <baseline>bl_upper</baseline>
      <layup direction="right">layup_1</layup>
    </segment>
    <segment name="sg_right">
      <baseline>bl_right</baseline>
      <layup direction="right">layup_2</layup>
    </segment>
    <segment name="sg_lower">
      <baseline>bl_lower</baseline>
      <layup direction="right">layup_1</layup>
    </segment>
    <segment name="sg_left">
      <baseline>bl_left</baseline>
      <layup direction="right">layup_2</layup>
    </segment>
  </component>


</cross_section>
