RHS · EN 10210 · hot finished

RHS 140×80/5

RHS 140×80/5 is a hot-finished rectangular hollow section per EN 10210: height 140 mm, width 80 mm, wall thickness 5 mm, weight 16.3 kg/m, cross-section area 20.7 cm², moment of inertia Iy = 534 cm⁴, elastic section modulus Wel,y = 76.3 cm³.

Cross section · mm
yz801405[mm]
140Height h · mm
80Width b · mm
20.73Area A · cm²
16.30Mass G · kg/m
Geometry
Height h140.00 mm
Width b80.00 mm
Wall thickness t5.00 mm
Outer corner radius ro7.50 mm
Inner corner radius ri5.00 mm
Cross-section area A20.730 cm²
Weight G
steel 7850 kg/m³16.30kg/m
Section properties
I534.000 cm⁴221.100 cm⁴
Wel76.280 cm³55.280 cm³
Wpl94.320 cm³63.630 cm³
It499.400 cm⁴
Reference
Profile standardEN 10210
EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 140×80/5 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/ 25.9 kN·m
Shear/ 209.4 kN
Compression/ 159.9 kN
Class1
Resistances and factors
Mc,y,Rd / Mc,z,RdW_pl25.9 kN·m / 17.5 kN·m
Vc,z,Rd / Vc,y,RdA_v = 1319 mm²209.4 kN / 119.7 kN
Npl,Rd / Nb,Rd570.1 kN / 159.9 kN
Ncr,y / Ncr,z442.7 kN / 183.3 kN
fyEN 10210-1275 MPa
γM0 / γM11.00 / 1.00
Curve a · χ0.28

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.