HEB · EN 10365

HEB 280

HEB 280 is a European hot-rolled I-beam (wide-flange section) per EN 10365: height 280 mm, flange width 280 mm, weight 103.1 kg/m, cross-section area 131.4 cm², moment of inertia Iy = 19270 cm⁴, elastic section modulus Wel,y = 1376 cm³.

Cross section · mm

280Height h · mm

280Flange width b · mm

131.36Area A · cm²

103.10Mass G · kg/m

Geometry

Height280.00 mm

Flange width280.00 mm

Flange thickness t_f18.00 mm

Web thickness t_w10.50 mm

Fillet radius r24.00 mm

Cross-section area A131.360 cm²

Weight G
steel 7850 kg/m³103.10kg/m

Section properties

I19 270.000 cm⁴6 595.000 cm⁴

W_el1 376.000 cm³471.000 cm³

W_pl1 534.000 cm³717.600 cm³

i121.10 mm70.90 mm

Torsion & LT buckling

Torsion constant I_t145.300 cm⁴

Warping constant I_w1 107 200.0 cm⁶

Reference

Profile standardEN 10365

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of HEB 280 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/ 406.5 kN·m

Shear/ 628.7 kN

Compression/ 2.31 MN

Steelγ_M0γ_M1L_crmmkf_y265MPaClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl406.5 kN·m / 190.2 kN·m

V_c,z,Rd / V_c,y,RdA_v = 4109 mm²628.7 kN / 1.54 MN

N_pl,Rd / N_b,Rd3.48 MN / 2.31 MN

N_cr,y / N_cr,z15.98 MN / 5.47 MN

f_ytf = 18.0 mm > 16 mm, EN 10025-2265 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.66

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.