<p>This document specifies the recommended proportions for the symbols used in technical product documentation. It gives recommended dimensions based on the grid related to the line width to be used.</p>
<p>This document does not apply to symbols used in process plant documentation, which are covered in ISO 81714-1.</p>
<p>The proportions of the symbols are based on the standard heights of lettering given in ISO 3098-1.</p>
Registration number (WIID)
66740
Scope
<p>This document specifies the recommended proportions for the symbols used in technical product documentation. It gives recommended dimensions based on the grid related to the line width to be used.</p>
<p>This document does not apply to symbols used in process plant documentation, which are covered in ISO 81714-1.</p>
<p>The proportions of the symbols are based on the standard heights of lettering given in ISO 3098-1.</p>
