RHS 140×80/5 is a hot-finished rectangular hollow section per EN 10210: height 140 mm, width 80 mm, wall thickness 5 mm, weight 16.3 kg/m, cross-section area 20.7 cm², moment of inertia Iy = 534 cm⁴, elastic section modulus Wel,y = 76.3 cm³.
Geometry
Height h140.00 mm
Width b80.00 mm
Wall thickness t5.00 mm
Outer corner radius ro7.50 mm
Inner corner radius ri5.00 mm
Cross-section area A20.730 cm²
Weight G steel 7850 kg/m³16.30kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)534.000 cm⁴221.100 cm⁴
WelⓘElastic section modulus76.280 cm³55.280 cm³
WplⓘPlastic section modulus94.320 cm³63.630 cm³
ItⓘSt. Venant torsion constant: resistance to uniform torsion499.400 cm⁴