The W40x372 wide flange beam is a structural steel section defined in the AISC 360-16 Specification for Structural Steel Buildings (2016 edition). This heavy-duty section is widely applied in large-scale projects, including high-rise buildings, industrial facilities, and bridges, where strength and reliability are critical. With its wide flange design, the W40x372 provides efficient load-bearing performance and stability, making it a preferred choice for structural engineers and builders. Accurate dimensional data ensures safe design, fabrication, and erection of steel structures. The following table summarizes its essential properties, including depth, width, flange thickness, web thickness, sectional area, and unit weight.
| Property | Value |
|---|---|
| Depth (h) | 1031.2 mm |
| Width (b) | 408.9 mm |
| Web Thickness (tw) | 29.5 mm |
| Flange Thickness (tf) | 52.1 mm |
| Root Fillet Radius (r) | 30.0 mm |
| Sectional Area (A) | 709.68 cm² |
| Unit Weight | 557.1 kg/m |
