RHS · EN 10210 · hot finished

RHS 100×50/8

RHS 100×50/8 is a hot-finished rectangular hollow section per EN 10210: height 100 mm, width 50 mm, wall thickness 8 mm, weight 16.3 kg/m, cross-section area 20.8 cm², moment of inertia Iy = 229.9 cm⁴, elastic section modulus Wel,y = 46 cm³.

Cross section · mm
yz501008[mm]
100Height h · mm
50Width b · mm
20.75Area A · cm²
16.30Mass G · kg/m
Geometry
Height h100.00 mm
Width b50.00 mm
Wall thickness t8.00 mm
Outer corner radius ro12.00 mm
Inner corner radius ri8.00 mm
Cross-section area A20.750 cm²
Weight G
steel 7850 kg/m³16.30kg/m
Section properties
I229.900 cm⁴71.720 cm⁴
Wel45.980 cm³28.690 cm³
Wpl61.380 cm³36.300 cm³
It186.400 cm⁴
Reference
Profile standardEN 10210
EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 100×50/8 for your design forces

Find the lightest sectionCompare sections

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

Bending/ 16.9 kN·m
Shear/ 219.6 kN
Compression/ 55.6 kN
Class1
Resistances and factors
Mc,y,Rd / Mc,z,RdW_pl16.9 kN·m / 10.0 kN·m
Vc,z,Rd / Vc,y,RdA_v = 1383 mm²219.6 kN / 109.8 kN
Npl,Rd / Nb,Rd570.6 kN / 55.6 kN
Ncr,y / Ncr,z190.6 kN / 59.5 kN
fyEN 10210-1275 MPa
γM0 / γM11.00 / 1.00
Curve a · χ0.10

Yield strength is taken from the product standard for the governing thickness, so above 16 mm it is lower than the nominal grade. Simplified checks per EN 1993-1-1, without M+N+V interaction, without lateral-torsional buckling and without web shear buckling. Verify with a full design.