W36×210 vs W36×231
A side-by-side comparison of two AISC wide-flange beams, 16th Edition. Detailing dimensions to the nearest 1/16 in.
W36×231 is the heavier section at 231 lb per foot, versus 210 for W36×210 (21 lb/ft more).
Both are nominally 36 in. deep.
W36×231 has the greater bending strength: section modulus Sx of 854 in³ versus 719, about 19% more.
| Property | W36×210 | W36×231 |
|---|---|---|
| Weight | 210 lb/ft | 231 lb/ft |
| Depth (d) | 36 3/4" | 36 1/2" |
| Flange width (bf) | 12 1/8" | 16 1/2" |
| Web thickness (tw) | 13/16" | 3/4" |
| Flange thickness (tf) | 1 3/8" | 1 1/4" |
| Area (A) | 61.9 in² | 68.2 in² |
| Moment of inertia (Ix) | 13200 in⁴ | 15600 in⁴ |
| Section modulus (Sx) | 719 in³ | 854 in³ |
| Plastic modulus (Zx) | 833 in³ | 963 in³ |
Open W36×210 in the interactive size chart →
Full detail: W36×210 · W36×231. Verify critical dimensions against the current AISC Steel Construction Manual before fabrication.
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