Dimensions, weight per metre and paint area
254x146x43 UB is a universal beam weighing 43 kg/m: a 12 m length weighs 516.0 kg. It is 259.6 mm deep and 147.3 mm wide; the web is 7.2 mm and the flanges 12.7 mm thick.
Also listed as UB254X146X43.
| Depth h | 259.6 mm |
|---|---|
| Flange width b | 147.3 mm |
| Web thickness tw | 7.2 mm |
| Flange thickness tf | 12.7 mm |
| Weight per metre | 43 kg/m |
|---|---|
| Cross-section area | 54.8 cm² |
| Paint area per metre | 1.109 m²/m |
| Paint area per tonne | 25.8 m²/t |
| 1 m | 43 kg |
|---|---|
| 6 m | 258.0 kg |
| 12 m | 516.0 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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