HEB · EN 10365

HEB 340

HEB 340 is a European hot-rolled I-beam (wide-flange section) per EN 10365: height 340 mm, flange width 300 mm, weight 134.2 kg/m, cross-section area 170.9 cm², moment of inertia Iy = 36660 cm⁴, elastic section modulus Wel,y = 2156 cm³.

Cross section · mm

340Height h · mm

300Flange width b · mm

170.90Area A · cm²

134.20Mass G · kg/m

Geometry

Height340.00 mm

Flange width300.00 mm

Flange thickness t_f21.50 mm

Web thickness t_w12.00 mm

Fillet radius r27.00 mm

Cross-section area A170.900 cm²

Weight G
steel 7850 kg/m³134.20kg/m

Section properties

I36 660.000 cm⁴9 690.000 cm⁴

W_el2 156.000 cm³646.000 cm³

W_pl2 408.000 cm³985.700 cm³

i146.50 mm75.30 mm

Torsion & LT buckling

Torsion constant I_t262.000 cm⁴

Warping constant I_w2 405 600.0 cm⁶

Reference

Profile standardEN 10365

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of HEB 340 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/ 638.1 kN·m

Shear/ 858.2 kN

Compression/ 3.14 MN

Steelγ_M0γ_M1L_crmmkf_y265MPaClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl638.1 kN·m / 261.2 kN·m

V_c,z,Rd / V_c,y,RdA_v = 5609 mm²858.2 kN / 1.97 MN

N_pl,Rd / N_b,Rd4.53 MN / 3.14 MN

N_cr,y / N_cr,z30.39 MN / 8.03 MN

f_ytf = 21.5 mm > 16 mm, EN 10025-2265 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.69

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.