RHS 50×30/2.5 is a cold-formed rectangular hollow section per EN 10219: height 50 mm, width 30 mm, wall thickness 2.5 mm, weight 2.8 kg/m, cross-section area 3.6 cm², moment of inertia Iy = 11.3 cm⁴, elastic section modulus Wel,y = 4.5 cm³.
Geometry
Height h50.00 mm
Width b30.00 mm
Wall thickness t2.50 mm
Outer corner radius ro5.00 mm
Inner corner radius ri2.50 mm
Cross-section area A3.590 cm²
Weight G steel 7850 kg/m³2.82kg/m
Section properties
Axis yAxis z
IⓘSecond moment of area about y-axis (strong axis)11.300 cm⁴5.052 cm⁴
WelⓘElastic section modulus4.519 cm³3.368 cm³
WplⓘPlastic section modulus5.699 cm³3.985 cm³
ItⓘSt. Venant torsion constant: resistance to uniform torsion11.740 cm⁴