W27×84 vs W27×94
A side-by-side comparison of two AISC wide-flange beams, 16th Edition. Detailing dimensions to the nearest 1/16 in.
W27×94 is the heavier section at 94 lb per foot, versus 84 for W27×84 (10 lb/ft more).
Both are nominally 27 in. deep.
W27×94 has the greater bending strength: section modulus Sx of 243 in³ versus 213, about 14% more.
| Property | W27×84 | W27×94 |
|---|---|---|
| Weight | 84 lb/ft | 94 lb/ft |
| Depth (d) | 26 3/4" | 26 7/8" |
| Flange width (bf) | 10" | 10" |
| Web thickness (tw) | 7/16" | 1/2" |
| Flange thickness (tf) | 5/8" | 3/4" |
| Area (A) | 24.7 in² | 27.6 in² |
| Moment of inertia (Ix) | 2850 in⁴ | 3270 in⁴ |
| Section modulus (Sx) | 213 in³ | 243 in³ |
| Plastic modulus (Zx) | 244 in³ | 278 in³ |
Open W27×84 in the interactive size chart →
Full detail: W27×84 · W27×94. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
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