CHS · EN 10210 · hot finished

CHS 323.9/14.2

CHS 323.9/14.2 is a hot-finished circular hollow section per EN 10210: outer diameter 323.9 mm, wall thickness 14.2 mm, weight 108.5 kg/m, cross-section area 138.2 cm², moment of inertia Iy = 16600 cm⁴, elastic section modulus Wel,y = 1025 cm³.

Cross section · mm

323.9Outer diameter d · mm

14.2Wall thickness t · mm

138.16Area A · cm²

108.50Mass G · kg/m

Geometry

Outer diameter d323.90 mm

Wall thickness t14.20 mm

Cross-section area A138.160 cm²

Weight G
steel 7850 kg/m³108.50kg/m

Section properties

Moment of inertia I16 600.000 cm⁴

W_el1 025.000 cm³

W_pl1 363.000 cm³

Radius of gyration i109.60 mm

Torsion constant I_t33 200.000 cm⁴

Reference

Profile standardEN 10210

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of CHS 323.9/14.2 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/ 374.8 kN·m

Shear/ 1.40 MN

Compression/ 3.48 MN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl374.8 kN·m / 374.8 kN·m

V_c,z,Rd / V_c,y,RdA_v = 8796 mm²1.40 MN / 1.40 MN

N_pl,Rd / N_b,Rd3.80 MN / 3.48 MN

N_cr,y / N_cr,z13.76 MN / 13.76 MN

f_yEN 10210-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve a · χ0.92

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.