Steel Beam Sizes / CISC / M-Shapes / M100×8.9
M100×8.9 Steel Beam Dimensions and Properties
CISC Miscellaneous beams · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
M100×8.9 dimensions
Not to scale. Dimensions shown for reference.
Section properties
Symbols match the steel section finder. Imperial and metric values are shown side by side.
| Property | Imperial | Metric |
|---|---|---|
| Weight | 6.00 lb/ft | 8.90 kg/m |
| Depth, d | 3.82 in | 97.00 mm |
| Flange width, bf | 3.82 in | 97.00 mm |
| tw | 0.130 in | 3.300 mm |
| tf | 0.161 in | 4.100 mm |
| Area | 1.77 in² | 1,140.00 mm² |
| Ix | 4.81 in⁴ | 2,000,000 mm⁴ |
| Iy | 1.50 in⁴ | 624,000.00 mm⁴ |
| Sx | 2.51 in³ | 41,200.00 mm³ |
| Sy | 0.79 in³ | 12,900.00 mm³ |
| Zx | 2.78 in³ | 45,600.00 mm³ |
| Zy | 1.19 in³ | 19,500.00 mm³ |
| rx | 1.65 in | 41.90 mm |
| ry | 0.92 in | 23.40 mm |
| J | 0.02 in⁴ | 7,630.00 mm⁴ |
| Cw | 5.03 in⁶ | 1,350,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus M100×8.9.
Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Not produced in Canada. · Methodology