UPN · EN 10365

UPN 300

UPN 300 is a European U-channel with tapered flanges per EN 10365: height 300 mm, flange width 100 mm, weight 46.2 kg/m, cross-section area 58.8 cm², moment of inertia Iy = 8030 cm⁴, elastic section modulus Wel,y = 535 cm³.

Cross section · mm

300Height h · mm

100Flange width b · mm

58.80Area A · cm²

46.20Mass G · kg/m

Geometry

Height300.00 mm

Flange width100.00 mm

Flange thickness t_f16.00 mm

Web thickness t_w10.00 mm

Root radius r₁16.00 mm

Toe radius r₂8.00 mm

Centroid position e_y27.00 mm

Cross-section area A58.800 cm²

Weight G
steel 7850 kg/m³46.20kg/m

Section properties

I8 030.000 cm⁴495.000 cm⁴

W_el535.000 cm³67.800 cm³

W_pl632.000 cm³130.000 cm³

i117.00 mm29.00 mm

max S315.380 cm³36.290 cm³

Torsion & LT buckling

Torsion constant I_t37.400 cm⁴

Warping constant I_ω69 100.0 cm⁶

Reference

Profile standardEN 10365

EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of UPN 300 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/ 173.8 kN·m

Shear/ 491.6 kN

Compression/ 321.4 kN

Steelγ_M0γ_M1L_crmmkClass1

Resistances and factors

M_c,y,Rd / M_c,z,RdW_pl173.8 kN·m / 35.8 kN·m

V_c,z,Rd / V_c,y,RdA_v = 3096 mm²491.6 kN / 508.1 kN

N_pl,Rd / N_b,Rd1.62 MN / 321.4 kN

N_cr,y / N_cr,z6.66 MN / 410.4 kN

f_yEN 10025-2275 MPa

γ_M0 / γ_M11.00 / 1.00

Curve c · χ0.20

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.