Steel Beam Sizes / CISC / MC Channels / MC330×74
MC330×74 Steel Beam Dimensions and Properties
CISC Miscellaneous channels · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
MC330×74 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 | 50.00 lb/ft | 74.00 kg/m |
| Depth, d | 12.99 in | 330.00 mm |
| Flange width, bf | 4.41 in | 112.00 mm |
| tw | 0.787 in | 20.000 mm |
| tf | 0.610 in | 15.500 mm |
| Area | 14.69 in² | 9,480.00 mm² |
| Ix | 314.73 in⁴ | 131,000,000 mm⁴ |
| Iy | 16.36 in⁴ | 6,810,000 mm⁴ |
| Sx | 48.33 in³ | 792,000.00 mm³ |
| Sy | 4.76 in³ | 78,000.00 mm³ |
| rx | 4.61 in | 117.00 mm |
| ry | 1.06 in | 26.80 mm |
| J | 2.98 in⁴ | 1,240,000 mm⁴ |
| Cw | 554.86 in⁶ | 149,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus MC330×74.
Lighter in MC330
MC330×60
- Weight
- 60.0 kg/m (-20%)
- Depth
- 330.0 mm (0.0%)
- Ix
- 113,000,000 mm⁴ (-14%)
Closest Iₓ in MC330
MC330×52
- Weight
- 52.0 kg/m (-30%)
- Depth
- 330.0 mm (0.0%)
- Ix
- 105,000,000 mm⁴ (-20%)
Similar weight in MC310
MC310×74
- Weight
- 74.0 kg/m (0.0%)
- Depth
- 305.0 mm (-7.6%)
- Ix
- 112,000,000 mm⁴ (-15%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Not produced in Canada. · Methodology