HEM120 HEM — European Wide Flange Beam (Heavy) Section Properties

HEM120 is a European HEM (Wide Flange Beam (Heavy)) per EN 10365 (successor to DIN 1025 / EN 10034) hot-rolled structural steel section. Standard European HEM dimensions per EN 10365. Verify against ArcelorMittal / Tata Steel section catalog.

Dimensions (Metric)

Property Value Unit
Depth (d) 168 mm
Flange Width (bf) 244 mm
Flange Thickness (tf) 16.0 mm
Web Thickness (tw) 16.0 mm
Cross-Sectional Area (A) 99.8 cm²
Mass 52.1 kg/m

Elastic Section Properties (Metric)

Property Strong Axis (Y-Y) Weak Axis (Z-Z) Unit
Moment of Inertia (I) 4,862 3,878 cm⁴
Elastic Section Modulus (S) 579 318 cm³
Plastic Section Modulus (Z) 667 485 cm³
Radius of Gyration (i) 6.98 6.23 cm

Torsional Properties

Property Value Unit
Torsional Constant (J) 85 cm⁴
Distance Between Flange Centroids (ho) 15.20 cm

Design Resources

Frequently Asked Questions

What is the HEM120 section depth? The HEM120 has a nominal depth of 168mm and a flange width of 244mm. The HEM series is defined in EN 10365.

What steel grade is standard for HEM120? Typically S275JR or S355J2 per EN 10025-2. Also available as S235JR, S275JR, S355J2, S420M, S460M. Verify grade requirements per EN 1993-1-1.

What is the mass of a HEM120 beam? 52.1 kg/m. A 12m length weighs approximately 625 kg.

What is the section modulus of HEM120? S_y = 579 cm³ (strong axis) and S_z = 318 cm³ (weak axis). The plastic section modulus Z_y = 667 cm³.

Related Pages


Educational reference only. Verify all section properties against the current ArcelorMittal / Tata Steel section catalog and EN 10365 before design. Results are PRELIMINARY — NOT FOR CONSTRUCTION.