FL · EN 10058

FL 50×30

FL 50×30 is a hot rolled steel flat bar per EN 10058: width 50 mm, thickness 30 mm, weight 11.8 kg/m, cross-section area 15 cm², moment of inertia Iy = 31.3 cm⁴, elastic section modulus Wel,y = 12.5 cm³.

Cross section · mm

50Width b · mm

30Thickness t · mm

15.00Area A · cm²

11.77Mass G · kg/m

Geometry

Width b50.00 mm

Thickness t30.00 mm

Cross-section area A15.000 cm²

Weight G
steel 7850 kg/m³11.77kg/m

Section properties

I31.250 cm⁴11.250 cm⁴

W_el12.500 cm³7.500 cm³

W_pl18.750 cm³11.250 cm³

i14.40 mm8.66 mm

Reference

Profile standardEN 10058

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of FL 50×30 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/ 5.0 kN·m

Shear/ 229.5 kN

Compression/ 8.7 kN

Steelγ_M0γ_M1L_crmmkf_y265MPaClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl5.0 kN·m / 3.0 kN·m

V_c,z,Rd / V_c,y,RdA_v = 1500 mm²229.5 kN / 229.5 kN

N_pl,Rd / N_b,Rd397.5 kN / 8.7 kN

N_cr,y / N_cr,z25.9 kN / 9.3 kN

f_yt = 30.0 mm > 16 mm, EN 10025-2265 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.02

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.