W14X398 Dimensions & Weight

W14X398 is an AISC wide-flange (W) shape with an actual depth of 18.29 in and a 16.59 in wide flange, weighing 398 lb per foot — a workhorse size for floor beams and roof framing on commercial jobs.

W14X398 Dimensions

Property	Imperial	Metric
Depth (d)	18.29 in	464.6 mm
Flange width (bf)	16.59 in	421.4 mm
Cross-section area (A)	117 in²	754.8 cm²
Weight	398 lb/ft	592.3 kg/m

What does W14X398 cost?

At an example material price of $0.92/lb, W14X398 runs about $366 per foot, or roughly $7,323 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 W14X398s off a drawing set by hand? SteelFlo finds every steel label on your PDF automatically — 3 takeoffs free.

Related sizes

W14X2222 lb/ft
W14X2626 lb/ft
W14X3030 lb/ft
W14X3434 lb/ft
W14X3838 lb/ft
W14X4343 lb/ft
W14X4848 lb/ft
W14X5353 lb/ft

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