Dimensions, weight per metre and paint area
W12x35 is a wide-flange shape weighing 52.1 kg/m (35.0 lb/ft): a 12 m length weighs 625.2 kg. It is 317.5 mm deep and 166.6 mm wide; the web is 7.62 mm and the flanges 13.21 mm thick.
Also listed as W310X52.
| Depth h | 317.5 mm |
|---|---|
| Flange width b | 166.6 mm |
| Web thickness tw | 7.62 mm |
| Flange thickness tf | 13.21 mm |
| Weight per metre | 52.1 kg/m |
|---|---|
| Weight per foot | 35.0 lb/ft |
| Cross-section area | 66.4 cm² |
| Paint area per metre | 1.302 m²/m |
| Paint area per tonne | 25.0 m²/t |
| 1 m | 52.1 kg |
|---|---|
| 6 m | 312.6 kg |
| 12 m | 625.2 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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