HEA · EN 10365

HEA 280

HEA 280 is a European hot-rolled I-beam (wide-flange section) per EN 10365: height 270 mm, flange width 280 mm, weight 76.4 kg/m, cross-section area 97.3 cm², moment of inertia Iy = 13670 cm⁴, elastic section modulus Wel,y = 1013 cm³.

Cross section · mm

270Height h · mm

280Flange width b · mm

97.26Area A · cm²

76.40Mass G · kg/m

Geometry

Height270.00 mm

Flange width280.00 mm

Flange thickness t_f13.00 mm

Web thickness t_w8.00 mm

Fillet radius r24.00 mm

Cross-section area A97.260 cm²

Weight G
steel 7850 kg/m³76.40kg/m

Section properties

I13 670.000 cm⁴4 763.000 cm⁴

W_el1 013.000 cm³340.200 cm³

W_pl1 112.000 cm³518.100 cm³

i118.60 mm70.00 mm

Torsion & LT buckling

Torsion constant I_t61.390 cm⁴

Warping constant I_w770 140.0 cm⁶

Reference

Profile standardEN 10365

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of HEA 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/ 305.8 kN·m

Shear/ 503.9 kN

Compression/ 1.73 MN

Steelγ_M0γ_M1L_crmmkClass2

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl305.8 kN·m / 142.5 kN·m

V_c,z,Rd / V_c,y,RdA_v = 3174 mm²503.9 kN / 1.16 MN

N_pl,Rd / N_b,Rd2.67 MN / 1.73 MN

N_cr,y / N_cr,z11.33 MN / 3.95 MN

f_yEN 10025-2275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.65

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.