SHS 80/3 is a cold-formed square hollow section per EN 10219: side 80 mm, wall thickness 3 mm, weight 7.1 kg/m, cross-section area 9 cm², moment of inertia Iy = 87.8 cm⁴, elastic section modulus Wel,y = 22 cm³.
Geometry
Side dimension80.00 mm
Wall thickness t3.00 mm
Outer corner radius ro6.00 mm
Inner corner radius ri3.00 mm
Cross-section area A9.010 cm²
Weight G steel 7850 kg/m³7.07kg/m
Section properties
IⓘSecond moment of area87.840 cm⁴
WelⓘElastic section modulus21.960 cm³
WplⓘPlastic section modulus25.780 cm³
iⓘRadius of gyration31.20 mm
ItⓘSt. Venant torsion constant: resistance to uniform torsion139.900 cm⁴