SHS 220/12.5 is a cold-formed square hollow section per EN 10219: side 220 mm, wall thickness 12.5 mm, weight 76.2 kg/m, cross-section area 97 cm², moment of inertia Iy = 6674 cm⁴, elastic section modulus Wel,y = 606.7 cm³.
Geometry
Side dimension220.00 mm
Wall thickness t12.50 mm
Outer corner radius ro37.50 mm
Inner corner radius ri25.00 mm
Cross-section area A97.040 cm²
Weight G steel 7850 kg/m³76.20kg/m
Section properties
IⓘSecond moment of area6 674.000 cm⁴
WelⓘElastic section modulus606.700 cm³
WplⓘPlastic section modulus734.900 cm³
iⓘRadius of gyration82.90 mm
ItⓘSt. Venant torsion constant: resistance to uniform torsion11 530.000 cm⁴