RHS 90×50/5 is a cold-formed rectangular hollow section per EN 10219: height 90 mm, width 50 mm, wall thickness 5 mm, weight 9.7 kg/m, cross-section area 12.4 cm², moment of inertia Iy = 120.6 cm⁴, elastic section modulus Wel,y = 26.8 cm³.
Geometry
Height h90.00 mm
Width b50.00 mm
Wall thickness t5.00 mm
Outer corner radius ro10.00 mm
Inner corner radius ri5.00 mm
Cross-section area A12.360 cm²
Weight G steel 7850 kg/m³9.70kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)120.600 cm⁴47.370 cm⁴
WelⓘElastic section modulus26.800 cm³18.950 cm³
WplⓘPlastic section modulus34.410 cm³22.700 cm³
ItⓘSt. Venant torsion constant: resistance to uniform torsion116.500 cm⁴