Steel Beam Sizes / UK / Rolled Steel Joists / RSJ 102×44×7
RSJ 102×44×7 Dimensions, Weight and Section Properties
UK Rolled steel joists · v2023.11
RSJ 102×44×7: 101.6 mm depth, 44.5 mm flange width, 7 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
RSJ 102×44×7 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 | 4.70 lb/ft | 7.00 kg/m |
| Depth, d | 4.00 in | 101.60 mm |
| Flange width, bf | 1.75 in | 44.50 mm |
| tw | 0.169 in | 4.300 mm |
| tf | 0.240 in | 6.100 mm |
| Area | 1.47 in² | 950.00 mm² |
| Ix | 3.68 in⁴ | 1,530,000 mm⁴ |
| Iy | 0.19 in⁴ | 78,200.00 mm⁴ |
| Sx | 1.84 in³ | 30,100.00 mm³ |
| Sy | 0.21 in³ | 3,510.00 mm³ |
| Zx | 2.16 in³ | 35,400.00 mm³ |
| Zy | 0.37 in³ | 6,030.00 mm³ |
| rx | 1.58 in | 40.10 mm |
| ry | 0.36 in | 9.07 mm |
| J | 0.03 in⁴ | 12,500.00 mm⁴ |
| Cw | 0.66 in⁶ | 178,000,000 mm⁶ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus RSJ 102×44×7.
Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Methodology