L5X3X1/2 Dimensions & Weight

L5X3X1/2 is an unequal-leg steel angle with 5 in and 3 in legs and a 1/2 in thickness, weighing 12.8 lb per foot — a stock size for lintels, frames, bracing, and heavier connection material.

Get the AISC weights table (Excel): L5X3X1/2 and every other size

Free. Needs a free Steelflo account (also includes 3 free takeoffs, no card).

or start a free takeoff to count L5X3X1/2 on your drawing.

Weights for every AISC size, in Excel. All AISC sizes in Excel. Free with a Steelflo account.

Get the weights table

L5X3X1/2 Dimensions

Property	Imperial	Metric
Leg 1	5 in	127 mm
Leg 2	3 in	76.2 mm
Thickness	1/2 in	12.7 mm
Cross-section area (A)computed from weight and steel density	3.76 in²	24.3 cm²
Weight	12.8 lb/ft	19 kg/m

Standard: AISC. Values from the published section tables; dimensions not listed here are not shown rather than estimated.

What does L5X3X1/2 weigh and cost?

L5X3X1/2 weighs 12.8 lb per foot. At an example material price of $0.92/lb that is about $11.78 per foot. Set your quantity, length, and price to total your own run:

QtyLength (ft)$ / lb

Count them on my drawing →

Total weight

256 lbs

Material cost

$235.52

Material only, example pricing. Actual steel pricing varies by region, grade, quantity, and market conditions — use your own supplier numbers for real bids.

Pricing more than one size? Build a full member list in the free calculator →

Tallying by hand?

Free steel takeoff template (Excel) with 4,600+ sections across 6 standards built in

Free. Needs a free Steelflo account (also includes 3 free takeoffs, no card).