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[EN] FAQ 004949 | How is the rotational stiffness of a buckling stiffener determined in PLATE‑BUCKLING?

Question:
How is the rotational stiffness of a buckling stiffener determined in PLATE‑BUCKLING?

Answer:
In PLATE‑BUCKLING, the rotational stiffness of a stiffener is determined on the basis of the sketch shown in the figure, including formulas according to ECCS Design of Plated Structures, Fig. 2.77.