UPN 80 dimensions, weight and section properties
Dimensions and section properties of the UPN 80, with its CAD files. Dimensions checked against two mill catalogues; properties calculated on the exact section.
UPN 80 dimensions and section properties
| Property | Value | |
|---|---|---|
| Height | h | 80 mm |
| Flange width | b | 45 mm |
| Web thickness | tw | 6 mm |
| Flange thickness | tf | 8 mm |
| Root radius | r1 | 8 mm |
| Toe radius | r2 | 4 mm |
| Section area | A | 11.02 cm² |
| Weight per metre | G | 8.653 kg/m |
| Distance from web back to centroid | e | 1.452 cm |
| Second moment of area, strong axis | Iy | 105.9 cm⁴ |
| Elastic section modulus, strong axis | Wel,y | 26.48 cm³ |
| Radius of gyration, strong axis | iy | 3.1 cm |
| Second moment of area, weak axis | Iz | 19.36 cm⁴ |
| Elastic section modulus, weak axis | Wel,z | 6.351 cm³ |
| Radius of gyration, weak axis | iz | 1.325 cm |
UPN 80 weight per metre and per bar
The UPN 80 weighs 8.65 kg per metre: its section area of 11.02 cm² times a steel density of 7,850 kg/m³. A 6 m bar weighs 51.9 kg and a 12 m bar 103.8 kg.
UPN 80 compared with the neighbouring sizes
The table puts the UPN 80 next to the sizes just below and above it in the same series. Select a size to open its page or its family table.
UPN 80: common questions
- How much does the UPN 80 weigh?
- 8.65 kg per metre, from a section area of 11.02 cm².
- What are the dimensions of the UPN 80?
- 80 mm high and 45 mm wide, with a 6 mm web and 8 mm flanges.
- What is the moment of inertia of the UPN 80?
- Iy = 105.9 cm⁴ about the strong axis and Iz = 19.36 cm⁴ about the weak axis, calculated on the section with its root radii.