Section fails to be recognized as class 1 or 2 when thin walled option is disabled while steel code check according to EN-1993-1-1 in Robot Structural Analysis

Autodesk Support

Mar 29, 2025

Products and versions covered

Issue:

Section fails to be recognized as class 1 or 2. When thin walled option is disabled for member section is recognized as class 3 or 4 while steel code check according to EN-1993-1-1 in Robot Structural Analysis.

Example:
Member parameters

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Recognized section class
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Solution:

While steel code check according to EN-1993-1-1, clause 5.5 is used for section class verification. Criteria from table  5.2 and 5.5.2 (9) are checked. Section classification procedure does not depend on activating (or not) Thin walled section option in steel member type parameters.

Products:

Robot Structural Analysis Products;

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