W18X76 Dimensions & Weight
W18X76 is an AISC wide-flange (W) shape with an actual depth of 18.21 in and a 11.04 in wide flange, weighing 76 lb per foot — a workhorse size for floor beams and roof framing on commercial jobs.
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Count every W18X76 on your drawing. Count W18X76 on your drawing. 3 free takeoffs, no card.
Start a free takeoffW18X76 Dimensions
| Property | Imperial | Metric |
|---|---|---|
| Depth (d) | 18.21 in | 462.5 mm |
| Flange width (bf) | 11.04 in | 280.3 mm |
| Cross-section area (A) | 22.3 in² | 143.9 cm² |
| Weight | 76 lb/ft | 113.1 kg/m |
Standard: AISC. Values from the published section tables; dimensions not listed here are not shown rather than estimated.
What does W18X76 weigh and cost?
W18X76 weighs 76 lb per foot. At an example material price of $0.92/lb that is about $69.92 per foot. Set your quantity, length, and price to total your own run:
Material only, example pricing. Actual steel pricing varies by region, grade, quantity, and market conditions — use your own supplier numbers for real bids.
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Deeper reading: Wide-Flange Beam Sizes: The Complete Guide · How to calculate steel weight