W12X136 Dimensions & Weight
W12X136 is an AISC wide-flange (W) shape with an actual depth of 13.41 in and a 12.4 in wide flange, weighing 136 lb per foot — a workhorse size for floor beams and roof framing on commercial jobs.
W12X136 Dimensions
| Property | Imperial | Metric |
|---|---|---|
| Depth (d) | 13.41 in | 340.6 mm |
| Flange width (bf) | 12.4 in | 315 mm |
| Cross-section area (A) | 39.9 in² | 257.4 cm² |
| Weight | 136 lb/ft | 202.4 kg/m |
What does W12X136 cost?
At an example material price of $0.92/lb, W12X136 runs about $125 per foot, or roughly $2,502 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 W12X136s 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