Dimensions, weight per metre and paint area
W8x18 is a wide-flange shape weighing 26.8 kg/m (18.0 lb/ft): a 12 m length weighs 321.6 kg. It is 206.8 mm deep and 133.3 mm wide; the web is 5.84 mm and the flanges 8.38 mm thick.
Also listed as W200X26.6.
| Depth h | 206.8 mm |
|---|---|
| Flange width b | 133.3 mm |
| Web thickness tw | 5.84 mm |
| Flange thickness tf | 8.38 mm |
| Weight per metre | 26.8 kg/m |
|---|---|
| Weight per foot | 18.0 lb/ft |
| Cross-section area | 34.1 cm² |
| Paint area per metre | 0.947 m²/m |
| Paint area per tonne | 35.4 m²/t |
| 1 m | 26.8 kg |
|---|---|
| 6 m | 160.8 kg |
| 12 m | 321.6 kg |
Dimensions and mass per AISC Shapes Database v16.0, 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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