RHS 180×100/12 is a cold-formed rectangular hollow section per EN 10219: height 180 mm, width 100 mm, wall thickness 12 mm, weight 43.4 kg/m, cross-section area 55.3 cm², moment of inertia Iy = 1965 cm⁴, elastic section modulus Wel,y = 218.3 cm³.
Geometry
Height h180.00 mm
Width b100.00 mm
Wall thickness t12.00 mm
Outer corner radius ro36.00 mm
Inner corner radius ri24.00 mm
Cross-section area A55.260 cm²
Weight G steel 7850 kg/m³43.40kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)1 965.000 cm⁴782.100 cm⁴
WelⓘElastic section modulus218.300 cm³156.400 cm³
WplⓘPlastic section modulus292.400 cm³194.200 cm³
ItⓘSt. Venant torsion constant: resistance to uniform torsion2 073.000 cm⁴