W14×74 vs W14×82
A side-by-side comparison of two AISC wide-flange beams, 16th Edition. Detailing dimensions to the nearest 1/16 in.
W14×82 is the heavier section at 82 lb per foot, versus 74 for W14×74 (8 lb/ft more).
Both are nominally 14 in. deep.
W14×82 has the greater bending strength: section modulus Sx of 123 in³ versus 112, about 10% more.
| Property | W14×74 | W14×82 |
|---|---|---|
| Weight | 74 lb/ft | 82 lb/ft |
| Depth (d) | 14 1/8" | 14 1/4" |
| Flange width (bf) | 10 1/8" | 10 1/8" |
| Web thickness (tw) | 7/16" | 1/2" |
| Flange thickness (tf) | 13/16" | 7/8" |
| Area (A) | 21.8 in² | 24 in² |
| Moment of inertia (Ix) | 795 in⁴ | 881 in⁴ |
| Section modulus (Sx) | 112 in³ | 123 in³ |
| Plastic modulus (Zx) | 126 in³ | 139 in³ |
Open W14×74 in the interactive size chart →
Full detail: W14×74 · W14×82. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
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