SHS 40/4 is a hot-finished square hollow section per EN 10210: side 40 mm, wall thickness 4 mm, weight 4.4 kg/m, cross-section area 5.6 cm², moment of inertia Iy = 11.8 cm⁴, elastic section modulus Wel,y = 5.9 cm³.
Geometry
Side dimension40.00 mm
Wall thickness t4.00 mm
Outer corner radius ro6.00 mm
Inner corner radius ri4.00 mm
Cross-section area A5.590 cm²
Weight G steel 7850 kg/m³4.39kg/m
Section properties
IⓘSecond moment of area11.830 cm⁴
WelⓘElastic section modulus5.915 cm³
WplⓘPlastic section modulus7.439 cm³
iⓘRadius of gyration14.50 mm
ItⓘSt. Venant torsion constant: resistance to uniform torsion19.480 cm⁴