SHS 70/6.3 is a hot-finished square hollow section per EN 10210: side 70 mm, wall thickness 6.3 mm, weight 12.3 kg/m, cross-section area 15.6 cm², moment of inertia Iy = 103.8 cm⁴, elastic section modulus Wel,y = 29.7 cm³.
Geometry
Side dimension70.00 mm
Wall thickness t6.30 mm
Outer corner radius ro9.45 mm
Inner corner radius ri6.30 mm
Cross-section area A15.630 cm²
Weight G steel 7850 kg/m³12.30kg/m
Section properties
IⓘSecond moment of area103.800 cm⁴
WelⓘElastic section modulus29.670 cm³
WplⓘPlastic section modulus36.880 cm³
iⓘRadius of gyration25.80 mm
ItⓘSt. Venant torsion constant: resistance to uniform torsion169.500 cm⁴