SHS · EN 10210 · hot finished

SHS 70/6.3

SHS 70/6.3 is a hot-finished square hollow section per EN 10210: side 70 mm, wall thickness 6.3 mm, weight 12.3 kg/m, cross-section area 15.6 cm², moment of inertia Iy = 103.8 cm⁴, elastic section modulus Wel,y = 29.7 cm³.

Cross section · mm

70Side a · mm

6.3Wall thickness t · mm

15.63Area A · cm²

12.30Mass G · kg/m

Geometry

Side dimension70.00 mm

Wall thickness t6.30 mm

Outer corner radius r_o9.45 mm

Inner corner radius r_i6.30 mm

Cross-section area A15.630 cm²

Weight G
steel 7850 kg/m³12.30kg/m

Section properties

I103.800 cm⁴

W_el29.670 cm³

W_pl36.880 cm³

i25.80 mm

I_t169.500 cm⁴

Reference

Profile standardEN 10210

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of SHS 70/6.3 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/ 10.1 kN·m

Shear/ 124.1 kN

Compression/ 77.9 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl10.1 kN·m / 10.1 kN·m

V_c,z,Rd / V_c,y,RdA_v = 782 mm²124.1 kN / 124.1 kN

N_pl,Rd / N_b,Rd429.8 kN / 77.9 kN

N_cr,y / N_cr,z86.1 kN / 86.1 kN

f_yEN 10210-1275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve a · χ0.18

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.