RHS · EN 10219 · cold formed

RHS 160×80/5

RHS 160×80/5 is a cold-formed rectangular hollow section per EN 10219: height 160 mm, width 80 mm, wall thickness 5 mm, weight 17.5 kg/m, cross-section area 22.4 cm², moment of inertia Iy = 721.7 cm⁴, elastic section modulus Wel,y = 90.2 cm³.

Cross section · mm

160Height h · mm

80Width b · mm

22.36Area A · cm²

17.50Mass G · kg/m

Geometry

Height h160.00 mm

Width b80.00 mm

Wall thickness t5.00 mm

Outer corner radius r_o10.00 mm

Inner corner radius r_i5.00 mm

Cross-section area A22.360 cm²

Weight G
steel 7850 kg/m³17.50kg/m

Section properties

I721.700 cm⁴244.100 cm⁴

W_el90.210 cm³61.030 cm³

W_pl113.200 cm³69.740 cm³

I_t601.300 cm⁴

Reference

Profile standardEN 10219

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 160×80/5 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/ 31.1 kN·m

Shear/ 236.7 kN

Compression/ 152.1 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl31.1 kN·m / 19.2 kN·m

V_c,z,Rd / V_c,y,RdA_v = 1491 mm²236.7 kN / 118.3 kN

N_pl,Rd / N_b,Rd614.9 kN / 152.1 kN

N_cr,y / N_cr,z598.3 kN / 202.4 kN

f_yEN 10219-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.25

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.