CHS · EN 10219 · cold formed

CHS 114.3/3

CHS 114.3/3 is a cold-formed circular hollow section per EN 10219: outer diameter 114.3 mm, wall thickness 3 mm, weight 8.2 kg/m, cross-section area 10.5 cm², moment of inertia Iy = 162.5 cm⁴, elastic section modulus Wel,y = 28.4 cm³.

Cross section · mm

114.3Outer diameter d · mm

3Wall thickness t · mm

10.49Area A · cm²

8.23Mass G · kg/m

Geometry

Outer diameter d114.30 mm

Wall thickness t3.00 mm

Cross-section area A10.490 cm²

Weight G
steel 7850 kg/m³8.23kg/m

Section properties

Moment of inertia I162.500 cm⁴

W_el28.440 cm³

W_pl37.170 cm³

Radius of gyration i39.40 mm

Torsion constant I_t325.100 cm⁴

Reference

Profile standardEN 10219

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of CHS 114.3/3 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/ 10.2 kN·m

Shear/ 106.0 kN

Compression/ 94.3 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl10.2 kN·m / 10.2 kN·m

V_c,z,Rd / V_c,y,RdA_v = 668 mm²106.0 kN / 106.0 kN

N_pl,Rd / N_b,Rd288.5 kN / 94.3 kN

N_cr,y / N_cr,z134.7 kN / 134.7 kN

f_yEN 10219-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.33

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.