AutoCAD DISPSILH and ISOLINES Settings

The AutoCAD settings of DISPSILH and ISOLINES control the display of AutoCAD solids.  The ideal setting for viewing piping components is:  DISPSILH = 1 and ISOLINES = 0.  These values can be set at the AutoCAD command line or from the AutoCAD OPTIONS dialog.

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Command: DISPSILH
Enter new value for DISPSILH <0>: 1

Command: ISOLINES
Enter new value for ISOLINES <4>: 0

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Pipe with DISPSILH = 1 and ISOLINES = 0:

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Pipe with DISPSILH = 0 and ISOLINES = 4: