RHS · EN 10210 · hot finished

RHS 160×80/4

RHS 160×80/4 is a hot-finished rectangular hollow section per EN 10210: height 160 mm, width 80 mm, wall thickness 4 mm, weight 14.4 kg/m, cross-section area 18.4 cm², moment of inertia Iy = 612.2 cm⁴, elastic section modulus Wel,y = 76.5 cm³.

Cross section · mm

160Height h · mm

80Width b · mm

18.39Area A · cm²

14.40Mass G · kg/m

Geometry

Height h160.00 mm

Width b80.00 mm

Wall thickness t4.00 mm

Outer corner radius r_o6.00 mm

Inner corner radius r_i4.00 mm

Cross-section area A18.390 cm²

Weight G
steel 7850 kg/m³14.40kg/m

Section properties

I612.200 cm⁴207.000 cm⁴

W_el76.530 cm³51.740 cm³

W_pl94.730 cm³58.300 cm³

I_t493.000 cm⁴

Reference

Profile standardEN 10210

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 160×80/4 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/ 26.1 kN·m

Shear/ 194.7 kN

Compression/ 148.8 kN

Steelγ_M0γ_M1L_crmmkClass1 / 3bending / compression

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl26.1 kN·m / 16.0 kN·m

V_c,z,Rd / V_c,y,RdA_v = 1226 mm²194.7 kN / 97.3 kN

N_pl,Rd / N_b,Rd505.7 kN / 148.8 kN

N_cr,y / N_cr,z507.5 kN / 171.6 kN

f_yEN 10210-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve a · χ0.29

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.