RHS · EN 10219 · cold formed

RHS 260×180/12

RHS 260×180/12 is a cold-formed rectangular hollow section per EN 10219: height 260 mm, width 180 mm, wall thickness 12 mm, weight 73.5 kg/m, cross-section area 93.7 cm², moment of inertia Iy = 8245 cm⁴, elastic section modulus Wel,y = 634.2 cm³.

Cross section · mm

260Height h · mm

180Width b · mm

93.66Area A · cm²

73.50Mass G · kg/m

Geometry

Height h260.00 mm

Width b180.00 mm

Wall thickness t12.00 mm

Outer corner radius r_o36.00 mm

Inner corner radius r_i24.00 mm

Cross-section area A93.660 cm²

Weight G
steel 7850 kg/m³73.50kg/m

Section properties

I8 245.000 cm⁴4 679.000 cm⁴

W_el634.200 cm³519.900 cm³

W_pl789.900 cm³614.900 cm³

I_t10 330.000 cm⁴

Reference

Profile standardEN 10219

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 260×180/12 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/ 217.2 kN·m

Shear/ 878.7 kN

Compression/ 1.68 MN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl217.2 kN·m / 169.1 kN·m

V_c,z,Rd / V_c,y,RdA_v = 5534 mm²878.7 kN / 608.3 kN

N_pl,Rd / N_b,Rd2.58 MN / 1.68 MN

N_cr,y / N_cr,z6.84 MN / 3.88 MN

f_yEN 10219-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.65

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.