SHS 70/3 is a cold-formed square hollow section per EN 10219: side 70 mm, wall thickness 3 mm, weight 6.1 kg/m, cross-section area 7.8 cm², moment of inertia Iy = 57.5 cm⁴, elastic section modulus Wel,y = 16.4 cm³.
Geometry
Side dimension70.00 mm
Wall thickness t3.00 mm
Outer corner radius ro6.00 mm
Inner corner radius ri3.00 mm
Cross-section area A7.810 cm²
Weight G steel 7850 kg/m³6.13kg/m
Section properties
IⓘSecond moment of area57.530 cm⁴
WelⓘElastic section modulus16.440 cm³
WplⓘPlastic section modulus19.420 cm³
iⓘRadius of gyration27.10 mm
ItⓘSt. Venant torsion constant: resistance to uniform torsion92.420 cm⁴