RHS · EN 10219 · cold formed

RHS 260×180/6.3

RHS 260×180/6.3 is a cold-formed rectangular hollow section per EN 10219: height 260 mm, width 180 mm, wall thickness 6.3 mm, weight 41.2 kg/m, cross-section area 52.5 cm², moment of inertia Iy = 5013 cm⁴, elastic section modulus Wel,y = 385.6 cm³.

Cross section · mm

260Height h · mm

180Width b · mm

52.49Area A · cm²

41.20Mass G · kg/m

Geometry

Height h260.00 mm

Width b180.00 mm

Wall thickness t6.30 mm

Outer corner radius r_o15.75 mm

Inner corner radius r_i9.45 mm

Cross-section area A52.490 cm²

Weight G
steel 7850 kg/m³41.20kg/m

Section properties

I5 013.000 cm⁴2 856.000 cm⁴

W_el385.600 cm³317.400 cm³

W_pl462.900 cm³360.600 cm³

I_t5 844.000 cm⁴

Reference

Profile standardEN 10219

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of RHS 260×180/6.3 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/ 127.3 kN·m

Shear/ 492.5 kN

Compression/ 973.2 kN

Steelγ_M0γ_M1L_crmmkClass1 / 3bending / compression

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl127.3 kN·m / 99.2 kN·m

V_c,z,Rd / V_c,y,RdA_v = 3102 mm²492.5 kN / 340.9 kN

N_pl,Rd / N_b,Rd1.44 MN / 973.2 kN

N_cr,y / N_cr,z4.16 MN / 2.37 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.