Dimensions, weight per metre and paint area
HN 150x75 is a narrow-flange H-section (HN series) weighing 14 kg/m: a 12 m length weighs 168.0 kg. It is 150 mm deep and 75 mm wide; the web is 5 mm and the flanges 7 mm thick.
| Depth h | 150 mm |
|---|---|
| Flange width b | 75 mm |
| Web thickness tw | 5 mm |
| Flange thickness tf | 7 mm |
| Weight per metre | 14 kg/m |
|---|---|
| Cross-section area | 17.8 cm² |
| Paint area per metre | 0.600 m²/m |
| Paint area per tonne | 42.9 m²/t |
| 1 m | 14 kg |
|---|---|
| 6 m | 84.0 kg |
| 12 m | 168.0 kg |
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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