CHS · EN 10210 · hot finished

CHS 273/16

CHS 273/16 is a hot-finished circular hollow section per EN 10210: outer diameter 273 mm, wall thickness 16 mm, weight 101.4 kg/m, cross-section area 129.2 cm², moment of inertia Iy = 10710 cm⁴, elastic section modulus Wel,y = 784.4 cm³.

Cross section · mm

273Outer diameter d · mm

16Wall thickness t · mm

129.18Area A · cm²

101.40Mass G · kg/m

Geometry

Outer diameter d273.00 mm

Wall thickness t16.00 mm

Cross-section area A129.180 cm²

Weight G
steel 7850 kg/m³101.40kg/m

Section properties

Moment of inertia I10 710.000 cm⁴

W_el784.400 cm³

W_pl1 058.000 cm³

Radius of gyration i91.00 mm

Torsion constant I_t21 410.000 cm⁴

Reference

Profile standardEN 10210

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of CHS 273/16 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/ 290.9 kN·m

Shear/ 1.31 MN

Compression/ 3.12 MN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl290.9 kN·m / 290.9 kN·m

V_c,z,Rd / V_c,y,RdA_v = 8224 mm²1.31 MN / 1.31 MN

N_pl,Rd / N_b,Rd3.55 MN / 3.12 MN

N_cr,y / N_cr,z8.88 MN / 8.88 MN

f_yEN 10210-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve a · χ0.88

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.