RHS 90×50/4 is a hot-finished rectangular hollow section per EN 10210: height 90 mm, width 50 mm, wall thickness 4 mm, weight 8.2 kg/m, cross-section area 10.4 cm², moment of inertia Iy = 107.1 cm⁴, elastic section modulus Wel,y = 23.8 cm³.
Geometry
Height h90.00 mm
Width b50.00 mm
Wall thickness t4.00 mm
Outer corner radius ro6.00 mm
Inner corner radius ri4.00 mm
Cross-section area A10.390 cm²
Weight G steel 7850 kg/m³8.15kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)107.100 cm⁴41.950 cm⁴
WelⓘElastic section modulus23.800 cm³16.780 cm³
WplⓘPlastic section modulus29.850 cm³19.630 cm³
ItⓘSt. Venant torsion constant: resistance to uniform torsion97.520 cm⁴