StructureCalcsISLB 300
Light-Weight Beam (ISLB) · IS 808 · India
ISLB 300 is an Indian light-weight beam 300.0 mm deep with a 150.0 mm wide flange, weighing 37.7 kg/m. The dimensions below are the published IS 808 values.
ISLB light beams are the economical Indian I-series. StructureCalcs cannot yet draw their tapered profile to scale, but the published values are complete.
StructureCalcs cannot yet draw this family’s tapered profile to scale; the published dimensions below are complete.
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Published dimensions
| Property | Metric | Imperial |
|---|---|---|
| Depth, d | 300.0 mm | 11.81 in |
| Flange width, bf | 150.0 mm | 5.91 in |
| Flange thickness, tf | 9.4 mm | 0.370 in |
| Web thickness, tw | 6.7 mm | 0.264 in |
| Mass per metre | 37.7 kg/m | 25.3 lb/ft |
| Area, A | 4,810 mm² | 7.46 in² |
| Second moment, Ix | 73,300,000 mm⁴ | 176.1 in⁴ |
| Second moment, Iy | 3,760,000 mm⁴ | 9.0 in⁴ |
Neighbouring sizes
Where these numbers come from
Published IS 808 values. How StructureCalcs verifies its numbers · Understanding steel section properties · Query this section over the API