CHS · EN 10219 · cold formed

CHS 273/8

CHS 273/8 is a cold-formed circular hollow section per EN 10219: outer diameter 273 mm, wall thickness 8 mm, weight 52.3 kg/m, cross-section area 66.6 cm², moment of inertia Iy = 5852 cm⁴, elastic section modulus Wel,y = 428.7 cm³.

Cross section · mm

273Outer diameter d · mm

8Wall thickness t · mm

66.60Area A · cm²

52.30Mass G · kg/m

Geometry

Outer diameter d273.00 mm

Wall thickness t8.00 mm

Cross-section area A66.600 cm²

Weight G
steel 7850 kg/m³52.30kg/m

Section properties

Moment of inertia I5 852.000 cm⁴

W_el428.700 cm³

W_pl562.000 cm³

Radius of gyration i93.70 mm

Torsion constant I_t11 700.000 cm⁴

Reference

Profile standardEN 10219

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of CHS 273/8 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/ 154.6 kN·m

Shear/ 673.2 kN

Compression/ 1.42 MN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl154.6 kN·m / 154.6 kN·m

V_c,z,Rd / V_c,y,RdA_v = 4240 mm²673.2 kN / 673.2 kN

N_pl,Rd / N_b,Rd1.83 MN / 1.42 MN

N_cr,y / N_cr,z4.85 MN / 4.85 MN

f_yEN 10219-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.78

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.