W24×104 vs W24×117
A side-by-side comparison of two AISC wide-flange beams, 16th Edition. Detailing dimensions to the nearest 1/16 in.
W24×117 is the heavier section at 117 lb per foot, versus 104 for W24×104 (13 lb/ft more).
Both are nominally 24 in. deep.
W24×117 has the greater bending strength: section modulus Sx of 291 in³ versus 258, about 13% more.
| Property | W24×104 | W24×117 |
|---|---|---|
| Weight | 104 lb/ft | 117 lb/ft |
| Depth (d) | 24" | 24 1/4" |
| Flange width (bf) | 12 3/4" | 12 3/4" |
| Web thickness (tw) | 1/2" | 9/16" |
| Flange thickness (tf) | 3/4" | 7/8" |
| Area (A) | 30.7 in² | 34.4 in² |
| Moment of inertia (Ix) | 3100 in⁴ | 3540 in⁴ |
| Section modulus (Sx) | 258 in³ | 291 in³ |
| Plastic modulus (Zx) | 289 in³ | 327 in³ |
Open W24×104 in the interactive size chart →
Full detail: W24×104 · W24×117. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
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