HEAA 550 is one of the HEAA sections of the European library (european wide flange beams, extra-light series): 522 mm deep and 300 mm wide, web 11.5 mm, flanges 15 mm, 120 kg/m, area 152.8 cm².
| Dimension | Value | Description |
|---|---|---|
| h | 522 mm | Overall depth |
| b | 300 mm | Overall width (flange width, or leg length) |
| tw | 11.5 mm | Web thickness |
| tf | 15 mm | Flange thickness |
| r1 | 27 mm | Root radius (fillet between flange and web), or external corner radius for hollow sections |
| hi | 492 mm | Internal depth between flanges |
| d | 438 mm | Depth of the straight portion of the web between fillets |
| ss | 73.13 mm | Stiff bearing length |
| G | 120 kg/m | Mass per metre |
| A | 152.8 cm² | Cross-sectional area |
| AL | 2.175 m²/m | Painting surface per metre |
| AG | 18.13 m²/t | Painting surface per tonne |
Section properties
The structural properties of HEAA 550 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 flange gauges
- EN 1993-1-1 class for S235, S355 and S460
The app also runs design checks to EN 1993-1-1 on HEAA 550, 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 HEAA 550 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.