W14×455 vs W14×500
A side-by-side comparison of two AISC wide-flange beams, 16th Edition. Detailing dimensions to the nearest 1/16 in.
W14×500 is the heavier section at 500 lb per foot, versus 455 for W14×455 (45 lb/ft more).
Both are nominally 14 in. deep.
W14×500 has the greater bending strength: section modulus Sx of 838 in³ versus 756, about 11% more.
| Property | W14×455 | W14×500 |
|---|---|---|
| Weight | 455 lb/ft | 500 lb/ft |
| Depth (d) | 19" | 19 5/8" |
| Flange width (bf) | 16 7/8" | 17" |
| Web thickness (tw) | 2" | 2 3/16" |
| Flange thickness (tf) | 3 3/16" | 3 1/2" |
| Area (A) | 134 in² | 147 in² |
| Moment of inertia (Ix) | 7190 in⁴ | 8210 in⁴ |
| Section modulus (Sx) | 756 in³ | 838 in³ |
| Plastic modulus (Zx) | 936 in³ | 1050 in³ |
Open W14×455 in the interactive size chart →
Full detail: W14×455 · W14×500. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
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