Dimensions, weight per metre and paint area
457x191x89 UB is a universal beam weighing 89.3 kg/m: a 12 m length weighs 1,071.6 kg. It is 463.4 mm deep and 191.9 mm wide; the web is 10.5 mm and the flanges 17.7 mm thick.
Also listed as UB457X191X89.
| Depth h | 463.4 mm |
|---|---|
| Flange width b | 191.9 mm |
| Web thickness tw | 10.5 mm |
| Flange thickness tf | 17.7 mm |
| Weight per metre | 89.3 kg/m |
|---|---|
| Cross-section area | 113.8 cm² |
| Paint area per metre | 1.695 m²/m |
| Paint area per tonne | 19.0 m²/t |
| 1 m | 89.3 kg |
|---|---|
| 6 m | 535.8 kg |
| 12 m | 1,071.6 kg |
Dimensions and mass per BS 4-1, from Steel Optimizer's verified section library. Area is worked out from the mass at 7,850 kg/m³. Paint area counts the outside perimeter with square corners and ignores root radii, so it is on the safe side: typically 2–5 % above catalogue surface areas.
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