S12×40.8 standard beam
S12×40.8 weighs 40.8 lb per foot. Detailing dimensions and section properties below come from the AISC Shapes Database, 16th Edition. Values are shown to the nearest 1/16 in. as they appear on a shop drawing.
Detailing dimensions
| Depth (d) | 12" |
|---|---|
| Flange width (bf) | 5 1/4" |
| Web thickness (tw) | 7/16" |
| Flange thickness (tf) | 11/16" |
| k (detailing) | 1 7/16" |
| Workable gage (g) | 3" |
Section properties
| Weight | 40.8 lb/ft |
|---|---|
| Area (A) | 11.9 in² |
| Ix | 270 in⁴ |
| Sx | 45.1 in³ |
| Zx | 52.7 in³ |
| rx | 4.76 in |
| Iy | 13.5 in⁴ |
| Sy | 5.13 in³ |
| Zy | 8.86 in³ |
| ry | 1.06 in |
| J | 1.69 in⁴ |
Detailing values are rounded to the nearest 1/16 in. per the AISC Steel Construction Manual. Verify critical dimensions against the current Manual before fabrication. Need S12×40.8 cut, formed, or fabricated? Huntington Steel & Supply Co.