CHS · EN 10219 · cold formed

CHS 101.6/3

CHS 101.6/3 is a cold-formed circular hollow section per EN 10219: outer diameter 101.6 mm, wall thickness 3 mm, weight 7.3 kg/m, cross-section area 9.3 cm², moment of inertia Iy = 113 cm⁴, elastic section modulus Wel,y = 22.3 cm³.

Cross section · mm

101.6Outer diameter d · mm

3Wall thickness t · mm

9.29Area A · cm²

7.29Mass G · kg/m

Geometry

Outer diameter d101.60 mm

Wall thickness t3.00 mm

Cross-section area A9.290 cm²

Weight G
steel 7850 kg/m³7.29kg/m

Section properties

Moment of inertia I113.000 cm⁴

W_el22.250 cm³

W_pl29.170 cm³

Radius of gyration i34.90 mm

Torsion constant I_t226.100 cm⁴

Reference

Profile standardEN 10219

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of CHS 101.6/3 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/ 8.0 kN·m

Shear/ 93.9 kN

Compression/ 69.0 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl8.0 kN·m / 8.0 kN·m

V_c,z,Rd / V_c,y,RdA_v = 591 mm²93.9 kN / 93.9 kN

N_pl,Rd / N_b,Rd255.5 kN / 69.0 kN

N_cr,y / N_cr,z93.7 kN / 93.7 kN

f_yEN 10219-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.27

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.