W10X15 Dimensions & Weight
W10X15 is an AISC wide-flange (W) shape with an actual depth of 9.99 in and a 4 in wide flange, weighing 15 lb per foot — a common size for light floor framing, mezzanines, and residential beams.
W10X15 Dimensions
| Property | Imperial | Metric |
|---|---|---|
| Depth (d) | 9.99 in | 253.7 mm |
| Flange width (bf) | 4 in | 101.6 mm |
| Cross-section area (A) | 4.41 in² | 28.5 cm² |
| Weight | 15 lb/ft | 22.3 kg/m |
What does W10X15 cost?
At an example material price of $0.92/lb, W10X15 runs about $13.80 per foot, or roughly $276 for a 20-ft length.
Example pricing only. Actual steel pricing varies by region, grade, quantity, and market conditions — use your own supplier numbers for real bids.
Counting W10X15s off a drawing set by hand? SteelFlo finds every steel label on your PDF automatically — 3 takeoffs free.
Related sizes
Deeper reading: Wide-Flange Beam Sizes: The Complete Guide · How to calculate steel weight