RHS · EN 10210 · hot finished

RHS 180×100/6.3

RHS 180×100/6.3 is a hot-finished rectangular hollow section per EN 10210: height 180 mm, width 100 mm, wall thickness 6.3 mm, weight 26.1 kg/m, cross-section area 33.3 cm², moment of inertia Iy = 1407 cm⁴, elastic section modulus Wel,y = 156.4 cm³.

Cross section · mm

180Height h · mm

100Width b · mm

33.27Area A · cm²

26.10Mass G · kg/m

Geometry

Height h180.00 mm

Width b100.00 mm

Wall thickness t6.30 mm

Outer corner radius r_o9.45 mm

Inner corner radius r_i6.30 mm

Cross-section area A33.270 cm²

Weight G
steel 7850 kg/m³26.10kg/m

Section properties

I1 407.000 cm⁴557.200 cm⁴

W_el156.400 cm³111.400 cm³

W_pl193.800 cm³128.100 cm³

I_t1 277.000 cm⁴

Reference

Profile standardEN 10210

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 180×100/6.3 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/ 53.3 kN·m

Shear/ 339.6 kN

Compression/ 379.1 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl53.3 kN·m / 35.2 kN·m

V_c,z,Rd / V_c,y,RdA_v = 2139 mm²339.6 kN / 188.7 kN

N_pl,Rd / N_b,Rd914.9 kN / 379.1 kN

N_cr,y / N_cr,z1.17 MN / 461.9 kN

f_yEN 10210-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve a · χ0.41

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.