Structural sectional properties for a W40X324 standard steel section

| Description | Symbol | Value |
|---|---|---|
| Shape Category / Designation | Type | W |
| Section Name | Name | W40X324 |
| Cross Sectional Area | A | 95.3 in2 |
| Section Width | b | 15.9 in |
| Section Depth | d | 40.2 in |
| Flange thickness | tf | 1.81 in |
| Web thickness | tw | 1 in |
| Radius of Gyration about X-X | rx | 16.4 in |
| Radius of Gyrations about Y-Y | ry | 3.58 in |
| Moment of Inertia about X-X | Ix | 25600 in4 |
| Moment of Intertia about Y-Y | Iy | 1220 in4 |
| Elastic Section Modulus about X-X | Sx | 1280 in3 |
| Elastic Section Modulus about Y-Y | Sy | 153 in3 |
| Plastic Section Modulus about X-X | Zx | 1460 in3 |
| Plastic Section Modulus about Y-Y | Zy | 239 in3 |
| St. Venant Torsional Constant | J | 79.4 in4 |
| Warping Torsion Constant | Cw | 448000 in6 |
| Self Weight of section | Weight | 324 lb/ft |
| Description | Symbol | Value |
|---|---|---|
| Shape Category / Designation | Type | W |
| Section Name | Name | W40X324 |
| Cross Sectional Area | A | 61484 mm2 |
| Section Width | b | 404 mm |
| Section Depth | d | 1021 mm |
| Flange thickness | tf | 46 mm |
| Web thickness | tw | 25.4 mm |
| Radius of Gyration about X-X | rx | 417 mm |
| Radius of Gyrations about Y-Y | ry | 91 mm |
| Moment of Inertia about X-X | Ix | 10656000000 mm4 |
| Moment of Intertia about Y-Y | Iy | 508000000 mm4 |
| Elastic Section Modulus about X-X | Sx | 20975000 mm3 |
| Elastic Section Modulus about Y-Y | Sy | 2507000 mm3 |
| Plastic Section Modulus about X-X | Zx | 23925000 mm3 |
| Plastic Section Modulus about Y-Y | Zy | 3917000 mm3 |
| St. Venant Torsional Constant | J | 33049000 mm4 |
| Warping Torsion Constant | Cw | 120304000000000 mm6 |
| Self Weight of section | Weight | 482 kg/m |
Note: Metric units have been converted from tabulated imperial values and rounded to a reasonable number of significant figures.
A W40X324 steel section is a standard North American steel section in the W - Wide Flange category. The height and width of the section are 40.2 in (1021 mm) and 15.9 in (404 mm) respectively. It weighs 324 lb/ft (482 kg/m) and has a cross sectional area of 95.3 in2 (61484 mm2).
The section has a tensile yield capacity of:
The section has a flexural plastic moment capacity of:
The section has a flexural elastic moment capacity of: