RHS 80×60/4 is a cold-formed rectangular hollow section per EN 10219: height 80 mm, width 60 mm, wall thickness 4 mm, weight 8 kg/m, cross-section area 10.2 cm², moment of inertia Iy = 87.9 cm⁴, elastic section modulus Wel,y = 22 cm³.
Geometry
Height h80.00 mm
Width b60.00 mm
Wall thickness t4.00 mm
Outer corner radius ro8.00 mm
Inner corner radius ri4.00 mm
Cross-section area A10.150 cm²
Weight G steel 7850 kg/m³7.97kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)87.920 cm⁴56.120 cm⁴
WelⓘElastic section modulus21.980 cm³18.710 cm³
WplⓘPlastic section modulus26.990 cm³22.120 cm³
ItⓘSt. Venant torsion constant: resistance to uniform torsion113.100 cm⁴