The W40x331 wide flange beam is a structural steel section listed in the AISC 360-16 Specification for Structural Steel Buildings (2016 edition). This beam is commonly applied in bridges, tall buildings, and industrial projects where high strength and load-carrying efficiency are required. With its wide flange design, the W40x331 provides stability, durability, and excellent structural performance, making it a reliable choice for engineers and fabricators. Accurate sectional data is essential for safe design, fabrication, and erection. The table below presents the main specifications of the W40x331 beam, including depth, width, flange and web thickness, sectional area, and unit weight.
| Property | Value |
|---|---|
| Depth (h) | 1036.3 mm |
| Width (b) | 309.9 mm |
| Web Thickness (tw) | 31.0 mm |
| Flange Thickness (tf) | 54.1 mm |
| Root Fillet Radius (r) | 30.0 mm |
| Sectional Area (A) | 630.32 cm² |
| Unit Weight | 494.8 kg/m |
