Dimensions, weight per metre and paint area
HEM 120 is a heavy H-section (HE M) weighing 52.1 kg/m: a 12 m length weighs 625.2 kg. It is 140 mm deep and 126 mm wide; the web is 12.5 mm and the flanges 21 mm thick.
| Depth h | 140 mm |
|---|---|
| Flange width b | 126 mm |
| Web thickness tw | 12.5 mm |
| Flange thickness tf | 21 mm |
| Weight per metre | 52.1 kg/m |
|---|---|
| Cross-section area | 66.4 cm² |
| Paint area per metre | 0.784 m²/m |
| Paint area per tonne | 15.1 m²/t |
| 1 m | 52.1 kg |
|---|---|
| 6 m | 312.6 kg |
| 12 m | 625.2 kg |
Dimensions and mass per EN 10365, 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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