CHS · EN 10210 · hot finished

CHS 139.7/6.3

CHS 139.7/6.3 is a hot-finished circular hollow section per EN 10210: outer diameter 139.7 mm, wall thickness 6.3 mm, weight 20.7 kg/m, cross-section area 26.4 cm², moment of inertia Iy = 588.6 cm⁴, elastic section modulus Wel,y = 84.3 cm³.

Cross section · mm

139.7Outer diameter d · mm

6.3Wall thickness t · mm

26.40Area A · cm²

20.70Mass G · kg/m

Geometry

Outer diameter d139.70 mm

Wall thickness t6.30 mm

Cross-section area A26.400 cm²

Weight G
steel 7850 kg/m³20.70kg/m

Section properties

Moment of inertia I588.600 cm⁴

W_el84.270 cm³

W_pl112.200 cm³

Radius of gyration i47.20 mm

Torsion constant I_t1 177.000 cm⁴

Reference

Profile standardEN 10210

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of CHS 139.7/6.3 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/ 30.9 kN·m

Shear/ 266.8 kN

Compression/ 375.8 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl30.9 kN·m / 30.9 kN·m

V_c,z,Rd / V_c,y,RdA_v = 1681 mm²266.8 kN / 266.8 kN

N_pl,Rd / N_b,Rd726.0 kN / 375.8 kN

N_cr,y / N_cr,z488.0 kN / 488.0 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.