HSS2-1/2×2-1/2×1/8 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.

HSS2-1/2×2-1/2×1/8 is a square tube 2 1/2 in. by 2 1/2 in. with a 1/8 in. nominal wall.

It weighs 3.9 lb per foot.

For strong-axis bending its section modulus is Sx = 0.799 in³ and its moment of inertia Ix = 0.998 in⁴, with a plastic modulus Zx = 0.947 in³.

Detailing dimensions

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

Section properties

Weight3.9 lb/ft
Area (A)1.07 in²
Ix0.998 in⁴
Sx0.799 in³
Zx0.947 in³
rx0.965 in
Iy0.998 in⁴
Sy0.799 in³
Zy0.947 in³
ry0.965 in
J1.61 in⁴

Similar weight HSS shapes

Comparable 3.9 lb/ft sections in other HSS tube sizes.

HSS3-1/2×1-1/2×1/83.9 lb/ft · Sx 0.896 in³HSS3×2×1/83.9 lb/ft · Sx 0.867 in³HSS3.000×0.1253.84 lb/ft · Sx 0.73 in³HSS1-1/2×1-1/2×1/43.71 lb/ft · Sx 0.346 in³HSS3.000×0.1344.11 lb/ft · Sx 0.774 in³HSS2-1/2×1×3/163.68 lb/ft · Sx 0.517 in³HSS2×1-1/2×3/163.68 lb/ft · Sx 0.495 in³HSS2.875×0.1253.67 lb/ft · Sx 0.667 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 HSS2-1/2×2-1/2×1/8 cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: HSS tube · Steel Beam Size Chart

Interactive drawing