We provide hints and tips to help you get started with the main programs RFEM and RSTAB.
The reduced moment of inertia ly, for example for WAB HEB 340‑340, is calculated as follows:
red ly = 0.8 * A * ((H - tg) / 2)2
red ly = 0.8 * 150.50 * ((51.00 - 2.15) / 2)2 = 71.828 cm4
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