W40X397 Dimensions & Weight

W40X397 is an AISC wide-flange (W) shape with a cross-section area of 116.67 in², weighing 397 lb per foot — a heavy section you will mostly see in columns and transfer girders on larger structures.

W40X397 Dimensions

Property	Imperial	Metric
Cross-section area (A)computed from weight and steel density	116.67 in²	752.7 cm²
Weight	397 lb/ft	590.8 kg/m

What does W40X397 cost?

At an example material price of $0.92/lb, W40X397 runs about $365 per foot, or roughly $7,305 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 W40X397s off a drawing set by hand? SteelFlo finds every steel label on your PDF automatically — 3 takeoffs free.

Related sizes

W40X149149 lb/ft
W40X167167 lb/ft
W40X183183 lb/ft
W40X199199 lb/ft
W40X211211 lb/ft
W40X215215 lb/ft
W40X235235 lb/ft
W40X249249 lb/ft

Deeper reading: Wide-Flange Beam Sizes: The Complete Guide · How to calculate steel weight