HSS3-1/2×2-1/2×1/4 square/rectangular HSS tube

Detailing dimensions and section properties from the AISC Shapes Database, 16th Edition. Values are shown to the nearest 1/16 in. as they appear on a shop drawing.

HSS3-1/2×2-1/2×1/4 is a rectangular tube 3 1/2 in. by 2 1/2 in. with a 1/4 in. nominal wall.

It weighs 8.81 lb per foot.

For strong-axis bending its section modulus is Sx = 2.17 in³ and its moment of inertia Ix = 3.79 in⁴, with a plastic modulus Zx = 2.74 in³.

Detailing dimensions

Depth (Ht)3 1/2"
Width (B)2 1/2"
Nominal wall (t)1/4"

Section properties

Weight8.81 lb/ft
Area (A)2.44 in²
Ix3.79 in⁴
Sx2.17 in³
Zx2.74 in³
rx1.25 in
Iy2.23 in⁴
Sy1.78 in³
Zy2.16 in³
ry0.956 in
J4.75 in⁴

Similar weight HSS shapes

Comparable 8.81 lb/ft sections in other HSS tube sizes.

HSS4×2×1/48.81 lb/ft · Sx 2.25 in³HSS3×3×1/48.81 lb/ft · Sx 2.01 in³HSS5×2-1/2×3/168.78 lb/ft · Sx 3.01 in³HSS4.000×0.2208.89 lb/ft · Sx 2.21 in³HSS6.625×0.1258.69 lb/ft · Sx 3.79 in³HSS3.500×0.2508.69 lb/ft · Sx 1.83 in³HSS4.500×0.1888.67 lb/ft · Sx 2.46 in³HSS8×3×1/89.01 lb/ft · Sx 4.83 in³

Detailing values are rounded to the nearest 1/16 in. per the AISC Steel Construction Manual. Verify critical dimensions against the current Manual before fabrication. Need HSS3-1/2×2-1/2×1/4 cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: HSS tube · Steel Beam Size Chart

Interactive drawing