W36×170 vs W36×182
A side-by-side comparison of two AISC wide-flange beams, 16th Edition. Detailing dimensions to the nearest 1/16 in.
W36×182 is the heavier section at 182 lb per foot, versus 170 for W36×170 (12 lb/ft more).
Both are nominally 36 in. deep.
W36×182 has the greater bending strength: section modulus Sx of 623 in³ versus 581, about 7% more.
| Property | W36×170 | W36×182 |
|---|---|---|
| Weight | 170 lb/ft | 182 lb/ft |
| Depth (d) | 36 1/8" | 36 3/8" |
| Flange width (bf) | 12" | 12 1/8" |
| Web thickness (tw) | 11/16" | 3/4" |
| Flange thickness (tf) | 1 1/8" | 1 3/16" |
| Area (A) | 50 in² | 53.6 in² |
| Moment of inertia (Ix) | 10500 in⁴ | 11300 in⁴ |
| Section modulus (Sx) | 581 in³ | 623 in³ |
| Plastic modulus (Zx) | 668 in³ | 718 in³ |
Open W36×170 in the interactive size chart →
Full detail: W36×170 · W36×182. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
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