W30X99 Dimensions & Weight
W30X99 is an AISC wide-flange (W) shape with an actual depth of 29.65 in and a 10.45 in wide flange, weighing 99 lb per foot — a deep section used for girders, transfer beams, and long-span roof framing.
W30X99 Dimensions
| Property | Imperial | Metric |
|---|---|---|
| Depth (d) | 29.65 in | 753.1 mm |
| Flange width (bf) | 10.45 in | 265.4 mm |
| Cross-section area (A) | 29.1 in² | 187.7 cm² |
| Weight | 99 lb/ft | 147.3 kg/m |
What does W30X99 cost?
At an example material price of $0.92/lb, W30X99 runs about $91.08 per foot, or roughly $1,822 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 W30X99s 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