UPN · EN 10365

UPN 180

UPN 180 is a European U-channel with tapered flanges per EN 10365: height 180 mm, flange width 70 mm, weight 22 kg/m, cross-section area 28 cm², moment of inertia Iy = 1350 cm⁴, elastic section modulus Wel,y = 150 cm³.

Cross section · mm
yz70180811[mm]
180Height h · mm
70Flange width b · mm
28.00Area A · cm²
22.00Mass G · kg/m
Geometry
Height180.00 mm
Flange width70.00 mm
Flange thickness tf11.00 mm
Web thickness tw8.00 mm
Root radius r₁11.00 mm
Toe radius r₂5.50 mm
Centroid position ey19.30 mm
Cross-section area A28.000 cm²
Weight G
steel 7850 kg/m³22.00kg/m
Section properties
I1 350.000 cm⁴114.000 cm⁴
Wel150.000 cm³22.400 cm³
Wpl179.000 cm³42.900 cm³
i69.50 mm20.20 mm
max S89.570 cm³12.010 cm³
Torsion & LT buckling
Torsion constant It9.550 cm⁴
Warping constant Iω5 570.0 cm⁶
Reference
Profile standardEN 10365
EurocodeEN 1993-1-1 (EC3)

Check to EN 1993-1-1

Work out the utilisation of UPN 180 for your design forces

Find the lightest sectionCompare sections

Enter the design loads and the section is checked for bending, shear and compression with flexural buckling.

Bending/ 49.2 kN·m
Shear/ 233.2 kN
Compression/ 80.2 kN
Class1
Resistances and factors
Mc,y,Rd / Mc,z,RdW_pl49.2 kN·m / 11.8 kN·m
Vc,z,Rd / Vc,y,RdA_v = 1469 mm²233.2 kN / 244.5 kN
Npl,Rd / Nb,Rd770.0 kN / 80.2 kN
Ncr,y / Ncr,z1.12 MN / 94.5 kN
fyEN 10025-2275 MPa
γM0 / γM11.00 / 1.00
Curve c · χ0.10

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.