RHS · EN 10219 · cold formed

RHS 90×50/4

RHS 90×50/4 is a cold-formed rectangular hollow section per EN 10219: height 90 mm, width 50 mm, wall thickness 4 mm, weight 8 kg/m, cross-section area 10.2 cm², moment of inertia Iy = 102.7 cm⁴, elastic section modulus Wel,y = 22.8 cm³.

Cross section · mm
yz50904[mm]
90Height h · mm
50Width b · mm
10.15Area A · cm²
7.97Mass G · kg/m
Geometry
Height h90.00 mm
Width b50.00 mm
Wall thickness t4.00 mm
Outer corner radius ro8.00 mm
Inner corner radius ri4.00 mm
Cross-section area A10.150 cm²
Weight G
steel 7850 kg/m³7.97kg/m
Section properties
I102.700 cm⁴40.710 cm⁴
Wel22.820 cm³16.280 cm³
Wpl28.820 cm³19.090 cm³
It97.700 cm⁴
Reference
Profile standardEN 10219
EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out what RHS 90×50/4 carries over your span

Find the lightest sectionCompare sections

Enter the design loads and the section is checked for bending, shear and compression with flexural buckling.

Bending/ 7.9 kN·m
Shear/ 103.6 kN
Compression/ 28.7 kN
Class1
Resistances and factors
Mc,y,Rd / Mc,z,RdW_pl7.9 kN·m / 5.2 kN·m
Vc,z,Rd / Vc,y,RdA_v = 653 mm²103.6 kN / 57.6 kN
Npl,Rd / Nb,Rd279.1 kN / 28.7 kN
Ncr,y / Ncr,z85.1 kN / 33.8 kN
γM0 / γM11.00 / 1.00
Curve c · χ0.10

Simplified checks per EN 1993-1-1, without M+N+V interaction and without lateral-torsional buckling. Verify with a full design.