...

Click on Create from the top menu bar and select Revolve . The Revolve tool should automatically select your shell sketch for its geometry. If not, highlight the cell next to geometry and select Sketch1 under the XYPlane tree. Select the Y axis for Axis . This will allow the sketch to revolve around the y axis to create a shell. Change the Angle from 360 to 90 degrees. Highlight As Thin/Surface? and change the option from No to yes . Keep the Inward Thickness to 1 mm . Click on Generate .

The 1/8 shell model

Create the Specimen

...

Once everything is specified as above, click Generate. You should see 2 Parts, 2 Bodies in the Tree Outline. Your model should look like the following:

...