RHS · EN 10219 · cold formed

RHS 260×180/8

RHS 260×180/8 is a cold-formed rectangular hollow section per EN 10219: height 260 mm, width 180 mm, wall thickness 8 mm, weight 51.5 kg/m, cross-section area 65.6 cm², moment of inertia Iy = 6145 cm⁴, elastic section modulus Wel,y = 472.7 cm³.

Cross section · mm

260Height h · mm

180Width b · mm

65.64Area A · cm²

51.50Mass G · kg/m

Geometry

Height h260.00 mm

Width b180.00 mm

Wall thickness t8.00 mm

Outer corner radius r_o20.00 mm

Inner corner radius r_i12.00 mm

Cross-section area A65.640 cm²

Weight G
steel 7850 kg/m³51.50kg/m

Section properties

I6 145.000 cm⁴3 493.000 cm⁴

W_el472.700 cm³388.100 cm³

W_pl572.700 cm³445.800 cm³

I_t7 267.000 cm⁴

Reference

Profile standardEN 10219

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 260×180/8 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/ 157.5 kN·m

Shear/ 615.8 kN

Compression/ 1.21 MN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl157.5 kN·m / 122.6 kN·m

V_c,z,Rd / V_c,y,RdA_v = 3879 mm²615.8 kN / 426.3 kN

N_pl,Rd / N_b,Rd1.81 MN / 1.21 MN

N_cr,y / N_cr,z5.09 MN / 2.90 MN

f_yEN 10219-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.67

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.