FL · EN 10058

FL 170×25

FL 170×25 is a hot rolled steel flat bar per EN 10058: width 170 mm, thickness 25 mm, weight 33.4 kg/m, cross-section area 42.5 cm², moment of inertia Iy = 1023.5 cm⁴, elastic section modulus Wel,y = 120.4 cm³.

Cross section · mm

170Width b · mm

25Thickness t · mm

42.50Area A · cm²

33.36Mass G · kg/m

Geometry

Width b170.00 mm

Thickness t25.00 mm

Cross-section area A42.500 cm²

Weight G
steel 7850 kg/m³33.36kg/m

Section properties

I1 023.542 cm⁴22.135 cm⁴

W_el120.417 cm³17.708 cm³

W_pl180.625 cm³26.562 cm³

i49.10 mm7.22 mm

Reference

Profile standardEN 10058

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of FL 170×25 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/ 47.9 kN·m

Shear/ 650.2 kN

Compression/ 17.3 kN

Steelγ_M0γ_M1L_crmmkf_y265MPaClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl47.9 kN·m / 7.0 kN·m

V_c,z,Rd / V_c,y,RdA_v = 4250 mm²650.2 kN / 650.2 kN

N_pl,Rd / N_b,Rd1.13 MN / 17.3 kN

N_cr,y / N_cr,z848.6 kN / 18.4 kN

f_yt = 25.0 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.