Page 35 - Civil Engineering Formulas
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Radius of gyration
Section modulus
b B B BH 3 + bh 3 2 2 = I 12 BH 3 + bh 3 BH 3 + bh 3 I 12 (BH + bh) h = c 6H BH 3 – bh 3 = I 12 BH 3 – bh 3 H I 12 (BH – bh) BH 3 – bh 3 c = c 6H
Moment of inertia H h b h B
B b b 2 H
B
H
b 2 h
H
Section B b 2 b B
c
b 2 h h H
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