W14×233 vs W14×257
A side-by-side comparison of two AISC wide-flange beams, 16th Edition. Detailing dimensions to the nearest 1/16 in.
W14×257 is the heavier section at 257 lb per foot, versus 233 for W14×233 (24 lb/ft more).
Both are nominally 14 in. deep.
W14×257 has the greater bending strength: section modulus Sx of 415 in³ versus 375, about 11% more.
| Property | W14×233 | W14×257 |
|---|---|---|
| Weight | 233 lb/ft | 257 lb/ft |
| Depth (d) | 16" | 16 3/8" |
| Flange width (bf) | 15 7/8" | 16" |
| Web thickness (tw) | 1 1/16" | 1 3/16" |
| Flange thickness (tf) | 1 3/4" | 1 7/8" |
| Area (A) | 68.5 in² | 75.6 in² |
| Moment of inertia (Ix) | 3010 in⁴ | 3400 in⁴ |
| Section modulus (Sx) | 375 in³ | 415 in³ |
| Plastic modulus (Zx) | 436 in³ | 487 in³ |
Open W14×233 in the interactive size chart →
Full detail: W14×233 · W14×257. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
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