UPN 280 is one of the UPN channels of the European library (european channels with tapered flanges): 280 mm deep and 95 mm wide, web 10 mm, flanges 15 mm, 41.8 kg/m, area 53.3 cm².
| Dimension | Value | Description |
|---|---|---|
| h | 280 mm | Overall depth |
| b | 95 mm | Overall width (flange width, or leg length) |
| tw | 10 mm | Web thickness |
| tf | 15 mm | Flange thickness |
| r1 | 15 mm | Root radius (fillet between flange and web), or external corner radius for hollow sections |
| r2 | 7.5 mm | Toe radius of the flange, or internal corner radius for hollow sections |
| d | 216 mm | Depth of the straight portion of the web between fillets |
| x | 25.3 mm | Distance from the back of the web (or heel) to the centroid, horizontal |
| xm | 50.2 mm | Distance from the shear centre to the back of the web |
| ss | 35.6 mm | Stiff bearing length |
| G | 41.8 kg/m | Mass per metre |
| A | 53.3 cm² | Cross-sectional area |
| AL | 0.89 m²/m | Painting surface per metre |
| AG | 21.27 m²/t | Painting surface per tonne |
Section properties
The structural properties of UPN 280 are available in the Steel Profiles app with the European library:
- Iy, Wel,y, Wpl,y, iy
- Avz shear area
- Iz, Wel,z, Wpl,z, iz
- IT and Iw
- Maximum bolt size and edge distances
- EN 1993-1-1 class for S235, S355 and S460
The app also runs design checks to EN 1993-1-1 on UPN 280, finds the closest sections in the AISC, British, Canadian and Australian standards and compares it side by side with any other section.
Full properties in Steel Profiles
The free app shows UPN 280 with its dimensions and drawing on iPhone, iPad and Mac. The European library unlocks the complete structural properties, the design checks to Eurocode 3, the Equivalent Finder across standards and the comparison of up to three sections. Favorites, weight lists and saved sections sync through iCloud.