FL · EN 10058

FL 25×15

FL 25×15 is a hot rolled steel flat bar per EN 10058: width 25 mm, thickness 15 mm, weight 2.9 kg/m, cross-section area 3.8 cm², moment of inertia Iy = 2 cm⁴, elastic section modulus Wel,y = 1.6 cm³.

Cross section · mm

25Width b · mm

15Thickness t · mm

3.75Area A · cm²

2.94Mass G · kg/m

Geometry

Width b25.00 mm

Thickness t15.00 mm

Cross-section area A3.750 cm²

Weight G
steel 7850 kg/m³2.94kg/m

Section properties

I1.953 cm⁴0.703 cm⁴

W_el1.562 cm³0.938 cm³

W_pl2.344 cm³1.406 cm³

i7.20 mm4.33 mm

Reference

Profile standardEN 10058

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of FL 25×15 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/ 0.6 kN·m

Shear/ 59.5 kN

Compression/ 0.6 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl0.6 kN·m / 0.4 kN·m

V_c,z,Rd / V_c,y,RdA_v = 375 mm²59.5 kN / 59.5 kN

N_pl,Rd / N_b,Rd103.1 kN / 0.6 kN

N_cr,y / N_cr,z1.6 kN / 0.6 kN

f_yEN 10025-2275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.01

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.