Structural sectional properties for a W40X215 standard steel section

| Description | Symbol | Value |
|---|---|---|
| Shape Category / Designation | Type | W |
| Section Name | Name | W40X215 |
| Cross Sectional Area | A | 63.5 in2 |
| Section Width | b | 15.8 in |
| Section Depth | d | 39 in |
| Flange thickness | tf | 1.22 in |
| Web thickness | tw | 0.65 in |
| Radius of Gyration about X-X | rx | 16.2 in |
| Radius of Gyrations about Y-Y | ry | 3.54 in |
| Moment of Inertia about X-X | Ix | 16700 in4 |
| Moment of Intertia about Y-Y | Iy | 803 in4 |
| Elastic Section Modulus about X-X | Sx | 859 in3 |
| Elastic Section Modulus about Y-Y | Sy | 101 in3 |
| Plastic Section Modulus about X-X | Zx | 964 in3 |
| Plastic Section Modulus about Y-Y | Zy | 156 in3 |
| St. Venant Torsional Constant | J | 24.8 in4 |
| Warping Torsion Constant | Cw | 284000 in6 |
| Self Weight of section | Weight | 215 lb/ft |
| Description | Symbol | Value |
|---|---|---|
| Shape Category / Designation | Type | W |
| Section Name | Name | W40X215 |
| Cross Sectional Area | A | 40968 mm2 |
| Section Width | b | 401 mm |
| Section Depth | d | 991 mm |
| Flange thickness | tf | 31 mm |
| Web thickness | tw | 16.5 mm |
| Radius of Gyration about X-X | rx | 411 mm |
| Radius of Gyrations about Y-Y | ry | 90 mm |
| Moment of Inertia about X-X | Ix | 6951000000 mm4 |
| Moment of Intertia about Y-Y | Iy | 334000000 mm4 |
| Elastic Section Modulus about X-X | Sx | 14076000 mm3 |
| Elastic Section Modulus about Y-Y | Sy | 1655000 mm3 |
| Plastic Section Modulus about X-X | Zx | 15797000 mm3 |
| Plastic Section Modulus about Y-Y | Zy | 2556000 mm3 |
| St. Venant Torsional Constant | J | 10323000 mm4 |
| Warping Torsion Constant | Cw | 76264000000000 mm6 |
| Self Weight of section | Weight | 320 kg/m |
Note: Metric units have been converted from tabulated imperial values and rounded to a reasonable number of significant figures.
A W40X215 steel section is a standard North American steel section in the W - Wide Flange category. The height and width of the section are 39 in (991 mm) and 15.8 in (401 mm) respectively. It weighs 215 lb/ft (320 kg/m) and has a cross sectional area of 63.5 in2 (40968 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: