CHS · EN 10219 · cold formed

CHS 26.9/3

CHS 26.9/3 is a cold-formed circular hollow section per EN 10219: outer diameter 26.9 mm, wall thickness 3 mm, weight 1.8 kg/m, cross-section area 2.3 cm², moment of inertia Iy = 1.6 cm⁴, elastic section modulus Wel,y = 1.2 cm³.

Cross section · mm

26.9Outer diameter d · mm

3Wall thickness t · mm

2.25Area A · cm²

1.77Mass G · kg/m

Geometry

Outer diameter d26.90 mm

Wall thickness t3.00 mm

Cross-section area A2.250 cm²

Weight G
steel 7850 kg/m³1.77kg/m

Section properties

Moment of inertia I1.634 cm⁴

W_el1.215 cm³

W_pl1.723 cm³

Radius of gyration i8.50 mm

Torsion constant I_t3.267 cm⁴

Reference

Profile standardEN 10219

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of CHS 26.9/3 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/ 0.5 kN·m

Shear/ 22.7 kN

Compression/ 1.3 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl0.5 kN·m / 0.5 kN·m

V_c,z,Rd / V_c,y,RdA_v = 143 mm²22.7 kN / 22.7 kN

N_pl,Rd / N_b,Rd61.9 kN / 1.3 kN

N_cr,y / N_cr,z1.4 kN / 1.4 kN

f_yEN 10219-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.02

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.