Dimensions and section properties for W40X249
Structural sectional properties for a W40X249 standard steel section
US Customary Units
| Description | Symbol | Value |
|---|---|---|
| Shape Category / Designation | Type | W |
| Section Name | Name | W40X249 |
| Cross Sectional Area | A | 73.5 in2 |
| Section Width | b | 15.8 in |
| Section Depth | d | 39.4 in |
| Flange thickness | tf | 1.42 in |
| Web thickness | tw | 0.75 in |
| Radius of Gyration about X-X | rx | 16.3 in |
| Radius of Gyrations about Y-Y | ry | 3.55 in |
| Moment of Inertia about X-X | Ix | 19600 in4 |
| Moment of Intertia about Y-Y | Iy | 926 in4 |
| Elastic Section Modulus about X-X | Sx | 993 in3 |
| Elastic Section Modulus about Y-Y | Sy | 118 in3 |
| Plastic Section Modulus about X-X | Zx | 1120 in3 |
| Plastic Section Modulus about Y-Y | Zy | 182 in3 |
| St. Venant Torsional Constant | J | 38.1 in4 |
| Warping Torsion Constant | Cw | 334000 in6 |
| Self Weight of section | Weight | 249 lb/ft |
Metric Units
| Description | Symbol | Value |
|---|---|---|
| Shape Category / Designation | Type | W |
| Section Name | Name | W40X249 |
| Cross Sectional Area | A | 47419 mm2 |
| Section Width | b | 401 mm |
| Section Depth | d | 1001 mm |
| Flange thickness | tf | 36.1 mm |
| Web thickness | tw | 19.1 mm |
| Radius of Gyration about X-X | rx | 414 mm |
| Radius of Gyrations about Y-Y | ry | 90 mm |
| Moment of Inertia about X-X | Ix | 8158000000 mm4 |
| Moment of Intertia about Y-Y | Iy | 385000000 mm4 |
| Elastic Section Modulus about X-X | Sx | 16272000 mm3 |
| Elastic Section Modulus about Y-Y | Sy | 1934000 mm3 |
| Plastic Section Modulus about X-X | Zx | 18354000 mm3 |
| Plastic Section Modulus about Y-Y | Zy | 2982000 mm3 |
| St. Venant Torsional Constant | J | 15858000 mm4 |
| Warping Torsion Constant | Cw | 89691000000000 mm6 |
| Self Weight of section | Weight | 371 kg/m |
Note: Metric units have been converted from tabulated imperial values and rounded to a reasonable number of significant figures.
A W40X249 steel section is a standard North American steel section in the W - Wide Flange category. It weighs 249 lb/ft and has a cross sectional area of 73.5 in2. The height and width of the section are 39.4 in and 15.8 in respectively.
The section has a tensile yield capacity of:
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The section has a flexural plastic moment capacity of:
kip-ft
The section has a flexural elastic moment capacity of:
kip-ft
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