HEM280 HEM — European Wide Flange Beam (Heavy) Section Properties
HEM280 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) | 310 | mm |
| Flange Width (bf) | 288 | mm |
| Flange Thickness (tf) | 33.0 | mm |
| Web Thickness (tw) | 18.5 | mm |
| Cross-Sectional Area (A) | 235.2 | cm² |
| Mass | 189.0 | kg/m |
Elastic Section Properties (Metric)
| Property | Strong Axis (Y-Y) | Weak Axis (Z-Z) | Unit |
|---|---|---|---|
| Moment of Inertia (I) | 38,874 | 13,151 | cm⁴ |
| Elastic Section Modulus (S) | 2,508 | 913 | cm³ |
| Plastic Section Modulus (Z) | 2,908 | 1,389 | cm³ |
| Radius of Gyration (i) | 12.86 | 7.48 | cm |
Torsional Properties
| Property | Value | Unit |
|---|---|---|
| Torsional Constant (J) | 741 | cm⁴ |
| Distance Between Flange Centroids (ho) | 27.70 | cm |
Design Resources
- EN 1993 Steel Design Guide — Eurocode 3 overview
- European Steel Grades — S235 to S460 properties
- Beam Capacity Calculator — Check HEM280 for your loads
- Column Capacity Calculator — Check HEM280 as a column
- Section Properties Database — Compare with other sections
Frequently Asked Questions
What is the HEM280 section depth? The HEM280 has a nominal depth of 310mm and a flange width of 288mm. The HEM series is defined in EN 10365.
What steel grade is standard for HEM280? 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 HEM280 beam? 189.0 kg/m. A 12m length weighs approximately 2,268 kg.
What is the section modulus of HEM280? S_y = 2,508 cm³ (strong axis) and S_z = 913 cm³ (weak axis). The plastic section modulus Z_y = 2,908 cm³.
Related Pages
- EN 1993 Steel Design Guide
- European Steel Grades
- EN 1993 Column Buckling
- Beam Capacity Calculator
- Column Capacity Calculator
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.