CHS · EN 10210 · hot finished

CHS 139.7/5

CHS 139.7/5 is a hot-finished circular hollow section per EN 10210: outer diameter 139.7 mm, wall thickness 5 mm, weight 16.6 kg/m, cross-section area 21.2 cm², moment of inertia Iy = 480.5 cm⁴, elastic section modulus Wel,y = 68.8 cm³.

Cross section · mm

139.7Outer diameter d · mm

5Wall thickness t · mm

21.16Area A · cm²

16.60Mass G · kg/m

Geometry

Outer diameter d139.70 mm

Wall thickness t5.00 mm

Cross-section area A21.160 cm²

Weight G
steel 7850 kg/m³16.60kg/m

Section properties

Moment of inertia I480.500 cm⁴

W_el68.800 cm³

W_pl90.760 cm³

Radius of gyration i47.70 mm

Torsion constant I_t961.100 cm⁴

Reference

Profile standardEN 10210

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of CHS 139.7/5 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/ 25.0 kN·m

Shear/ 213.9 kN

Compression/ 305.3 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl25.0 kN·m / 25.0 kN·m

V_c,z,Rd / V_c,y,RdA_v = 1347 mm²213.9 kN / 213.9 kN

N_pl,Rd / N_b,Rd581.9 kN / 305.3 kN

N_cr,y / N_cr,z398.4 kN / 398.4 kN

f_yEN 10210-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve a · χ0.52

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.