W33×130 vs W33×141
A side-by-side comparison of two AISC wide-flange beams, 16th Edition. Detailing dimensions to the nearest 1/16 in.
W33×141 is the heavier section at 141 lb per foot, versus 130 for W33×130 (11 lb/ft more).
Both are nominally 33 in. deep.
W33×141 has the greater bending strength: section modulus Sx of 448 in³ versus 406, about 10% more.
| Property | W33×130 | W33×141 |
|---|---|---|
| Weight | 130 lb/ft | 141 lb/ft |
| Depth (d) | 33 1/8" | 33 1/4" |
| Flange width (bf) | 11 1/2" | 11 1/2" |
| Web thickness (tw) | 9/16" | 5/8" |
| Flange thickness (tf) | 7/8" | 15/16" |
| Area (A) | 38.3 in² | 41.5 in² |
| Moment of inertia (Ix) | 6710 in⁴ | 7450 in⁴ |
| Section modulus (Sx) | 406 in³ | 448 in³ |
| Plastic modulus (Zx) | 467 in³ | 514 in³ |
Open W33×130 in the interactive size chart →
Full detail: W33×130 · W33×141. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
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