RHS · EN 10210 · hot finished

RHS 100×50/4

RHS 100×50/4 is a hot-finished rectangular hollow section per EN 10210: height 100 mm, width 50 mm, wall thickness 4 mm, weight 8.8 kg/m, cross-section area 11.2 cm², moment of inertia Iy = 139.6 cm⁴, elastic section modulus Wel,y = 27.9 cm³.

Cross section · mm

100Height h · mm

50Width b · mm

11.19Area A · cm²

8.78Mass G · kg/m

Geometry

Height h100.00 mm

Width b50.00 mm

Wall thickness t4.00 mm

Outer corner radius r_o6.00 mm

Inner corner radius r_i4.00 mm

Cross-section area A11.190 cm²

Weight G
steel 7850 kg/m³8.78kg/m

Section properties

I139.600 cm⁴46.190 cm⁴

W_el27.920 cm³18.480 cm³

W_pl35.240 cm³21.470 cm³

I_t112.800 cm⁴

Reference

Profile standardEN 10210

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 100×50/4 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/ 9.7 kN·m

Shear/ 118.4 kN

Compression/ 35.5 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl9.7 kN·m / 5.9 kN·m

V_c,z,Rd / V_c,y,RdA_v = 746 mm²118.4 kN / 59.2 kN

N_pl,Rd / N_b,Rd307.7 kN / 35.5 kN

N_cr,y / N_cr,z115.7 kN / 38.3 kN

f_yEN 10210-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve a · χ0.12

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.