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Maximum strain failure analysis (2D)

Failure Index

The failure index F output by the software corresponds to the largest value of:

For variable definitions see Laminate failure analysis nomenclature.

Margin of Safety

Margins of safety, MS, are computed as follows:

Strength Ratio

The strength ratio, SR, is:

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Laminate failure analysis nomenclature

Hill failure analysis (2D)

Hill failure analysis (3D)

Hoffman failure analysis (2D)

Hoffman failure analysis (3D)

Tsai-Wu failure analysis (2D)

Tsai-Wu failure analysis (3D)

Maximum stress failure analysis (2D)

Maximum stress failure analysis (3D)

Maximum strain failure analysis (3D)

LaRC02 failure analysis (2D)

Puck failure analysis (2D)

Von Mises yield and Von Mises ultimate failure analyses (2D and 3D)

Maximum transverse shear stress

Core ply material failure analysis

Interlaminar failure analysis (2D and 3D)

Laminate failure analysis references

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Maximum strain failure analysis (2D), Simcenter 3D 2021.1 Series

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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/id626776 · retrieved 2026-07-17