RHS 100×50/4 is a hot-finished rectangular hollow section per EN 10210: height 100 mm, width 50 mm, wall thickness 4 mm, weight 8.8 kg/m, cross-section area 11.2 cm², moment of inertia Iy = 139.6 cm⁴, elastic section modulus Wel,y = 27.9 cm³.
Geometry
Height h100.00 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 A11.190 cm²
Weight G steel 7850 kg/m³8.78kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)139.600 cm⁴46.190 cm⁴
WelⓘElastic section modulus27.920 cm³18.480 cm³
WplⓘPlastic section modulus35.240 cm³21.470 cm³
ItⓘSt. Venant torsion constant: resistance to uniform torsion112.800 cm⁴