M3×2.9 junior beam
M3×2.9 weighs 2.9 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) | 3" |
|---|---|
| Flange width (bf) | 2 1/4" |
| Web thickness (tw) | 1/16" |
| Flange thickness (tf) | 1/8" |
| k (detailing) | 1/2" |
Section properties
| Weight | 2.9 lb/ft |
|---|---|
| Area (A) | 0.914 in² |
| Ix | 1.5 in⁴ |
| Sx | 1 in³ |
| Zx | 1.12 in³ |
| rx | 1.28 in |
| Iy | 0.248 in⁴ |
| Sy | 0.221 in³ |
| Zy | 0.344 in³ |
| ry | 0.521 in |
| J | 0.0079 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 M3×2.9 cut, formed, or fabricated? Huntington Steel & Supply Co.