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--- rhino:8:step_file_utilities [2024/09/12]
scottd
+++ rhino:8:step_file_utilities [2024/09/17] (current)
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@@ Line 12: / Line 12: @@
   *  **AP214 - AutomotiveDesign**. Popular for automotive industry mechanical design processes. Includes AP203 plus colors, layers, GD&T (geometric dimensioning and tolerance) and design intent.
   *  **AP214 - AutomotiveDesignCC2**. Updated minor syntax change from AP214.  Not required often, but replaces the older AP214.
-  *  **AP242 - Managed model-based 3D engineering**. Newest standard that merges STEP AP 203 and AP 214 to create a single standard for model-based 3D engineering. Technically replaced all other APs in 2014.
+  *  **AP242 - Managed model-based 3D engineering**. Newest standard that merges STEP AP 203 and AP 214 to create a single standard for model-based 3D engineering. Technically replaced all other APs in 2014. New in Rhino 8.
 ==== STEP File Utilities ====
+Use these Utilites to inspect STEP files. This can really help with troubleshooting file exchange problems.
+    *  [[https://www.nist.gov/services-resources/software/step-file-analyzer-and-viewer|STEP File Analyzer]] most detailed way to study STEP files.
+    *  [[https://pages.nist.gov/CAD-PMI-Testing/graphical-pmi-viewer.html|STEP File Viewer - Part with graphic PMI]] reads AP242 files.
+    *  [[https://stpviewer.com/|Free STP File Viewer]] Simple program to inspect parts assembly hierarchy.

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