RHS 260×180/12.5 is a hot-finished rectangular hollow section per EN 10210: height 260 mm, width 180 mm, wall thickness 12.5 mm, weight 80.1 kg/m, cross-section area 102.1 cm², moment of inertia Iy = 9299 cm⁴, elastic section modulus Wel,y = 715.3 cm³.
Geometry
Height h260.00 mm
Width b180.00 mm
Wall thickness t12.50 mm
Outer corner radius ro18.75 mm
Inner corner radius ri12.50 mm
Cross-section area A102.070 cm²
Weight G steel 7850 kg/m³80.10kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)9 299.000 cm⁴5 196.000 cm⁴
WelⓘElastic section modulus715.300 cm³577.300 cm³
WplⓘPlastic section modulus879.400 cm³678.700 cm³
ItⓘSt. Venant torsion constant: resistance to uniform torsion10 640.000 cm⁴