Steel Beam Sizes / CISC / MC Channels / MC310×74
MC310×74 Steel Beam Dimensions and Properties
CISC Miscellaneous channels · v12.1
Diagram, properties emphasis, and nearby alternatives use the selected unit system.
Section diagram
MC310×74 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 | 12.01 in | 305.00 mm |
| Flange width, bf | 4.13 in | 105.00 mm |
| tw | 0.835 in | 21.200 mm |
| tf | 0.701 in | 17.800 mm |
| Area | 14.73 in² | 9,500.00 mm² |
| Ix | 269.08 in⁴ | 112,000,000 mm⁴ |
| Iy | 17.44 in⁴ | 7,260,000 mm⁴ |
| Sx | 45.04 in³ | 738,000.00 mm³ |
| Sy | 5.66 in³ | 92,700.00 mm³ |
| rx | 4.29 in | 109.00 mm |
| ry | 1.09 in | 27.70 mm |
| J | 3.22 in⁴ | 1,340,000 mm⁴ |
| Cw | 413.35 in⁶ | 111,000,000,000 mm⁶ |
Alternatives
Useful nearby sections
Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus MC310×74.
Lighter in MC310
MC310×67
- Weight
- 67.0 kg/m (-10%)
- Depth
- 305.0 mm (0.0%)
- Ix
- 105,000,000 mm⁴ (-6.2%)
Closest Iₓ in MC310
MC310×60
- Weight
- 60.0 kg/m (-20%)
- Depth
- 305.0 mm (0.0%)
- Ix
- 97,100,000 mm⁴ (-13%)
Similar weight in MC330
MC330×74
- Weight
- 74.0 kg/m (0.0%)
- Depth
- 330.0 mm (+8.2%)
- Ix
- 131,000,000 mm⁴ (+17%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · Availability: Not produced in Canada. · Methodology