W40×167 vs W40×183
A side-by-side comparison of two AISC wide-flange beams, 16th Edition. Detailing dimensions to the nearest 1/16 in.
W40×183 is the heavier section at 183 lb per foot, versus 167 for W40×167 (16 lb/ft more).
Both are nominally 40 in. deep.
W40×183 has the greater bending strength: section modulus Sx of 675 in³ versus 600, about 13% more.
| Property | W40×167 | W40×183 |
|---|---|---|
| Weight | 167 lb/ft | 183 lb/ft |
| Depth (d) | 38 5/8" | 39" |
| Flange width (bf) | 11 3/4" | 11 3/4" |
| Web thickness (tw) | 5/8" | 5/8" |
| Flange thickness (tf) | 1" | 1 3/16" |
| Area (A) | 49.3 in² | 53.3 in² |
| Moment of inertia (Ix) | 11600 in⁴ | 13200 in⁴ |
| Section modulus (Sx) | 600 in³ | 675 in³ |
| Plastic modulus (Zx) | 693 in³ | 774 in³ |
Open W40×167 in the interactive size chart →
Full detail: W40×167 · W40×183. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
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