FL · EN 10058

FL 70×6

FL 70×6 is a hot rolled steel flat bar per EN 10058: width 70 mm, thickness 6 mm, weight 3.3 kg/m, cross-section area 4.2 cm², moment of inertia Iy = 17.2 cm⁴, elastic section modulus Wel,y = 4.9 cm³.

Cross section · mm

70Width b · mm

6Thickness t · mm

4.20Area A · cm²

3.30Mass G · kg/m

Geometry

Width b70.00 mm

Thickness t6.00 mm

Cross-section area A4.200 cm²

Weight G
steel 7850 kg/m³3.30kg/m

Section properties

I17.150 cm⁴0.126 cm⁴

W_el4.900 cm³0.420 cm³

W_pl7.350 cm³0.630 cm³

i20.20 mm1.73 mm

Reference

Profile standardEN 10058

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of FL 70×6 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/ 2.0 kN·m

Shear/ 66.7 kN

Compression/ 0.1 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl2.0 kN·m / 0.2 kN·m

V_c,z,Rd / V_c,y,RdA_v = 420 mm²66.7 kN / 66.7 kN

N_pl,Rd / N_b,Rd115.5 kN / 0.1 kN

N_cr,y / N_cr,z14.2 kN / 0.1 kN

f_yEN 10025-2275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.00

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.