UPN 120 dimensions, weight and section properties
Dimensions and section properties of the UPN 120, with its CAD files. Dimensions checked against two mill catalogues; properties calculated on the exact section.
UPN 120 dimensions and section properties
| Property | Value | |
|---|---|---|
| Height | h | 120 mm |
| Flange width | b | 55 mm |
| Web thickness | tw | 7 mm |
| Flange thickness | tf | 9 mm |
| Root radius | r1 | 9 mm |
| Toe radius | r2 | 4.5 mm |
| Section area | A | 16.99 cm² |
| Weight per metre | G | 13.33 kg/m |
| Distance from web back to centroid | e | 1.606 cm |
| Second moment of area, strong axis | Iy | 364.3 cm⁴ |
| Elastic section modulus, strong axis | Wel,y | 60.72 cm³ |
| Radius of gyration, strong axis | iy | 4.631 cm |
| Second moment of area, weak axis | Iz | 43.06 cm⁴ |
| Elastic section modulus, weak axis | Wel,z | 11.06 cm³ |
| Radius of gyration, weak axis | iz | 1.592 cm |
UPN 120 weight per metre and per bar
The UPN 120 weighs 13.33 kg per metre: its section area of 16.99 cm² times a steel density of 7,850 kg/m³. A 6 m bar weighs 80 kg and a 12 m bar 160 kg.
UPN 120 compared with the neighbouring sizes
The table puts the UPN 120 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 120: common questions
- How much does the UPN 120 weigh?
- 13.33 kg per metre, from a section area of 16.99 cm².
- What are the dimensions of the UPN 120?
- 120 mm high and 55 mm wide, with a 7 mm web and 9 mm flanges.
- What is the moment of inertia of the UPN 120?
- Iy = 364.3 cm⁴ about the strong axis and Iz = 43.06 cm⁴ about the weak axis, calculated on the section with its root radii.