RHS 100×80/6.3 is a cold-formed rectangular hollow section per EN 10219: height 100 mm, width 80 mm, wall thickness 6.3 mm, weight 15.5 kg/m, cross-section area 19.7 cm², moment of inertia Iy = 258.8 cm⁴, elastic section modulus Wel,y = 51.8 cm³.
Geometry
Height h100.00 mm
Width b80.00 mm
Wall thickness t6.30 mm
Outer corner radius ro15.75 mm
Inner corner radius ri9.45 mm
Cross-section area A19.730 cm²
Weight G steel 7850 kg/m³15.50kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)258.800 cm⁴182.800 cm⁴
WelⓘElastic section modulus51.750 cm³45.700 cm³
WplⓘPlastic section modulus64.580 cm³55.390 cm³
ItⓘSt. Venant torsion constant: resistance to uniform torsion371.400 cm⁴