W30×261 vs W30×292
A side-by-side comparison of two AISC wide-flange beams, 16th Edition. Detailing dimensions to the nearest 1/16 in.
W30×292 is the heavier section at 292 lb per foot, versus 261 for W30×261 (31 lb/ft more).
Both are nominally 30 in. deep.
W30×292 has the greater bending strength: section modulus Sx of 930 in³ versus 829, about 12% more.
| Property | W30×261 | W30×292 |
|---|---|---|
| Weight | 261 lb/ft | 292 lb/ft |
| Depth (d) | 31 5/8" | 32" |
| Flange width (bf) | 15 1/8" | 15 1/4" |
| Web thickness (tw) | 15/16" | 1" |
| Flange thickness (tf) | 1 5/8" | 1 7/8" |
| Area (A) | 77 in² | 86 in² |
| Moment of inertia (Ix) | 13100 in⁴ | 14900 in⁴ |
| Section modulus (Sx) | 829 in³ | 930 in³ |
| Plastic modulus (Zx) | 943 in³ | 1060 in³ |
Open W30×261 in the interactive size chart →
Full detail: W30×261 · W30×292. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
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