RHS 160×80/12.5 is a hot-finished rectangular hollow section per EN 10210: height 160 mm, width 80 mm, wall thickness 12.5 mm, weight 40.9 kg/m, cross-section area 52.1 cm², moment of inertia Iy = 1485 cm⁴, elastic section modulus Wel,y = 185.7 cm³.
Geometry
Height h160.00 mm
Width b80.00 mm
Wall thickness t12.50 mm
Outer corner radius ro18.75 mm
Inner corner radius ri12.50 mm
Cross-section area A52.070 cm²
Weight G steel 7850 kg/m³40.90kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)1 485.000 cm⁴464.700 cm⁴
WelⓘElastic section modulus185.700 cm³116.200 cm³
WplⓘPlastic section modulus247.200 cm³146.400 cm³
ItⓘSt. Venant torsion constant: resistance to uniform torsion1 204.000 cm⁴