Dimensions, weight per metre and paint area
HW 458x417 is a wide-flange H-section (HW series) weighing 415 kg/m: a 12 m length weighs 4,980.0 kg. It is 458 mm deep and 417 mm wide; the web is 30 mm and the flanges 50 mm thick.
| Depth h | 458 mm |
|---|---|
| Flange width b | 417 mm |
| Web thickness tw | 30 mm |
| Flange thickness tf | 50 mm |
| Weight per metre | 415 kg/m |
|---|---|
| Cross-section area | 528.7 cm² |
| Paint area per metre | 2.584 m²/m |
| Paint area per tonne | 6.3 m²/t |
| 1 m | 415 kg |
|---|---|
| 6 m | 2,490.0 kg |
| 12 m | 4,980.0 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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