RHS 120×80/6 is a cold-formed rectangular hollow section per EN 10219: height 120 mm, width 80 mm, wall thickness 6 mm, weight 17 kg/m, cross-section area 21.6 cm², moment of inertia Iy = 406.1 cm⁴, elastic section modulus Wel,y = 67.7 cm³.
Geometry
Height h120.00 mm
Width b80.00 mm
Wall thickness t6.00 mm
Outer corner radius ro12.00 mm
Inner corner radius ri6.00 mm
Cross-section area A21.630 cm²
Weight G steel 7850 kg/m³17.00kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)406.100 cm⁴215.000 cm⁴
WelⓘElastic section modulus67.680 cm³53.760 cm³
WplⓘPlastic section modulus84.250 cm³63.550 cm³
ItⓘSt. Venant torsion constant: resistance to uniform torsion468.500 cm⁴