W14×159 vs W14×176
A side-by-side comparison of two AISC wide-flange beams, 16th Edition. Detailing dimensions to the nearest 1/16 in.
W14×176 is the heavier section at 176 lb per foot, versus 159 for W14×159 (17 lb/ft more).
Both are nominally 14 in. deep.
W14×176 has the greater bending strength: section modulus Sx of 281 in³ versus 254, about 11% more.
| Property | W14×159 | W14×176 |
|---|---|---|
| Weight | 159 lb/ft | 176 lb/ft |
| Depth (d) | 15" | 15 1/4" |
| Flange width (bf) | 15 5/8" | 15 5/8" |
| Web thickness (tw) | 3/4" | 13/16" |
| Flange thickness (tf) | 1 3/16" | 1 5/16" |
| Area (A) | 46.7 in² | 51.8 in² |
| Moment of inertia (Ix) | 1900 in⁴ | 2140 in⁴ |
| Section modulus (Sx) | 254 in³ | 281 in³ |
| Plastic modulus (Zx) | 287 in³ | 320 in³ |
Open W14×159 in the interactive size chart →
Full detail: W14×159 · W14×176. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
Browse more: size comparisons · Steel Beam Size Chart