RHS 160×80/4 is a cold-formed rectangular hollow section per EN 10219: height 160 mm, width 80 mm, wall thickness 4 mm, weight 14.2 kg/m, cross-section area 18.2 cm², moment of inertia Iy = 597.7 cm⁴, elastic section modulus Wel,y = 74.7 cm³.
Geometry
Height h160.00 mm
Width b80.00 mm
Wall thickness t4.00 mm
Outer corner radius ro8.00 mm
Inner corner radius ri4.00 mm
Cross-section area A18.150 cm²
Weight G steel 7850 kg/m³14.20kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)597.700 cm⁴203.500 cm⁴
WelⓘElastic section modulus74.710 cm³50.890 cm³
WplⓘPlastic section modulus92.860 cm³57.390 cm³
ItⓘSt. Venant torsion constant: resistance to uniform torsion494.100 cm⁴