CHS · EN 10219 · cold formed

CHS 219.1/12

CHS 219.1/12 is a cold-formed circular hollow section per EN 10219: outer diameter 219.1 mm, wall thickness 12 mm, weight 61.3 kg/m, cross-section area 78.1 cm², moment of inertia Iy = 4200 cm⁴, elastic section modulus Wel,y = 383.4 cm³.

Cross section · mm

219.1Outer diameter d · mm

12Wall thickness t · mm

78.07Area A · cm²

61.30Mass G · kg/m

Geometry

Outer diameter d219.10 mm

Wall thickness t12.00 mm

Cross-section area A78.070 cm²

Weight G
steel 7850 kg/m³61.30kg/m

Section properties

Moment of inertia I4 200.000 cm⁴

W_el383.400 cm³

W_pl515.300 cm³

Radius of gyration i73.30 mm

Torsion constant I_t8 400.000 cm⁴

Reference

Profile standardEN 10219

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of CHS 219.1/12 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/ 141.7 kN·m

Shear/ 789.1 kN

Compression/ 1.44 MN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl141.7 kN·m / 141.7 kN·m

V_c,z,Rd / V_c,y,RdA_v = 4970 mm²789.1 kN / 789.1 kN

N_pl,Rd / N_b,Rd2.15 MN / 1.44 MN

N_cr,y / N_cr,z3.48 MN / 3.48 MN

f_yEN 10219-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.67

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.