W14×665 vs W14×730
A side-by-side comparison of two AISC wide-flange beams, 16th Edition. Detailing dimensions to the nearest 1/16 in.
W14×730 is the heavier section at 730 lb per foot, versus 665 for W14×665 (65 lb/ft more).
Both are nominally 14 in. deep.
W14×730 has the greater bending strength: section modulus Sx of 1280 in³ versus 1150, about 11% more.
| Property | W14×665 | W14×730 |
|---|---|---|
| Weight | 665 lb/ft | 730 lb/ft |
| Depth (d) | 21 5/8" | 22 3/8" |
| Flange width (bf) | 17 5/8" | 17 7/8" |
| Web thickness (tw) | 2 13/16" | 3 1/16" |
| Flange thickness (tf) | 4 1/2" | 4 15/16" |
| Area (A) | 196 in² | 215 in² |
| Moment of inertia (Ix) | 12400 in⁴ | 14300 in⁴ |
| Section modulus (Sx) | 1150 in³ | 1280 in³ |
| Plastic modulus (Zx) | 1480 in³ | 1660 in³ |
Open W14×665 in the interactive size chart →
Full detail: W14×665 · W14×730. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
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