RHS · EN 10210 · hot finished

RHS 180×100/5

RHS 180×100/5 is a hot-finished rectangular hollow section per EN 10210: height 180 mm, width 100 mm, wall thickness 5 mm, weight 21 kg/m, cross-section area 26.7 cm², moment of inertia Iy = 1153 cm⁴, elastic section modulus Wel,y = 128.1 cm³.

Cross section · mm

180Height h · mm

100Width b · mm

26.73Area A · cm²

21.00Mass G · kg/m

Geometry

Height h180.00 mm

Width b100.00 mm

Wall thickness t5.00 mm

Outer corner radius r_o7.50 mm

Inner corner radius r_i5.00 mm

Cross-section area A26.730 cm²

Weight G
steel 7850 kg/m³21.00kg/m

Section properties

I1 153.000 cm⁴460.100 cm⁴

W_el128.100 cm³92.020 cm³

W_pl157.300 cm³104.400 cm³

I_t1 042.000 cm⁴

Reference

Profile standardEN 10210

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 180×100/5 for your design forces

Find the lightest section Compare sections

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

Bending/ 43.3 kN·m

Shear/ 272.8 kN

Compression/ 311.5 kN

Steelγ_M0γ_M1L_crmmkClass1 / 2bending / compression

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl43.3 kN·m / 28.7 kN·m

V_c,z,Rd / V_c,y,RdA_v = 1718 mm²272.8 kN / 151.6 kN

N_pl,Rd / N_b,Rd735.1 kN / 311.5 kN

N_cr,y / N_cr,z955.9 kN / 381.4 kN

f_yEN 10210-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve a · χ0.42

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.