HSS3-1/2×2-1/2×3/8 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.

HSS3-1/2×2-1/2×3/8 is a rectangular tube 3 1/2 in. by 2 1/2 in. with a 3/8 in. nominal wall.

It weighs 12.17 lb per foot.

For strong-axis bending its section modulus is Sx = 2.72 in³ and its moment of inertia Ix = 4.75 in⁴, with a plastic modulus Zx = 3.59 in³.

Detailing dimensions

Depth (Ht)3 1/2"
Width (B)2 1/2"
Nominal wall (t)3/8"

Section properties

Weight12.17 lb/ft
Area (A)3.39 in²
Ix4.75 in⁴
Sx2.72 in³
Zx3.59 in³
rx1.18 in
Iy2.77 in⁴
Sy2.21 in³
Zy2.82 in³
ry0.904 in
J6.16 in⁴

Similar weight HSS shapes

Comparable 12.17 lb/ft sections in other HSS tube sizes.

HSS4×2×3/812.17 lb/ft · Sx 2.8 in³HSS3×3×3/812.17 lb/ft · Sx 2.52 in³HSS6×2×1/412.21 lb/ft · Sx 4.37 in³HSS5×3×1/412.21 lb/ft · Sx 4.29 in³HSS4×4×1/412.21 lb/ft · Sx 3.9 in³HSS4.000×0.31312.34 lb/ft · Sx 2.93 in³HSS8×2×3/1611.97 lb/ft · Sx 5.61 in³HSS7×3×3/1611.97 lb/ft · Sx 5.65 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 HSS3-1/2×2-1/2×3/8 cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: HSS tube · Steel Beam Size Chart

Interactive drawing