The W4x13 wide flange beam is listed in the AISC 360-16 Specification for Structural Steel Buildings (2016 edition), developed by the American Institute of Steel Construction (AISC). This compact beam is suitable for light structural framing, machinery bases, mezzanine supports, and short-span applications where a small but strong profile is required. The W4x13 section has a depth of 105.7 mm, a flange width of 103.1 mm, web thickness of 7.1 mm, and flange thickness of 8.8 mm, with a root fillet radius of 6.3 mm. It offers a sectional area of 24.71 cm² and a unit weight of 19.4 kg/m, making it a practical option for space-limited projects requiring durability and efficiency.
| Property | Value |
|---|---|
| Depth (h) | 105.7 mm |
| Width (b) | 103.1 mm |
| Web Thickness (tw) | 7.1 mm |
| Flange Thickness (tf) | 8.8 mm |
| Root Fillet Radius (r) | 6.3 mm |
| Sectional Area (A) | 24.71 cm² |
| Unit Weight | 19.4 kg/m |