HSS8×8×1/4 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.

HSS8×8×1/4 is a square tube 8 in. by 8 in. with a 1/4 in. nominal wall.

At 25.82 lb per foot it is one of the 7 HSS8×8 sizes, which run from 13.26 to 59.32 lb/ft.

For strong-axis bending its section modulus is Sx = 17.7 in³ and its moment of inertia Ix = 70.7 in⁴, with a plastic modulus Zx = 20.5 in³.

Detailing dimensions

Depth (Ht)8"
Width (B)8"
Nominal wall (t)1/4"

Section properties

Weight25.82 lb/ft
Area (A)7.1 in²
Ix70.7 in⁴
Sx17.7 in³
Zx20.5 in³
rx3.15 in
Iy70.7 in⁴
Sy17.7 in³
Zy20.5 in³
ry3.15 in
J111 in⁴

Other HSS8×8 sizes

Same nominal size, different weight — useful when you are checking a substitution or a lighter section.

HSS8×8×1/8HSS8×8×3/16HSS8×8×5/16HSS8×8×3/8HSS8×8×1/2HSS8×8×5/8

All HSS8×8 sizes and dimensions →

Similar weight HSS shapes

Comparable 25.82 lb/ft sections in other HSS tube sizes.

HSS12×4×1/425.82 lb/ft · Sx 19.9 in³HSS10×6×1/425.82 lb/ft · Sx 19.4 in³HSS9×7×1/425.82 lb/ft · Sx 18.7 in³HSS10.000×0.25026.06 lb/ft · Sx 17.1 in³HSS6.875×0.37526.06 lb/ft · Sx 11.1 in³HSS10×3×5/1625.46 lb/ft · Sx 15.3 in³HSS13.375×0.18826.43 lb/ft · Sx 23.6 in³HSS12.750×0.18825.18 lb/ft · Sx 21.4 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 HSS8×8×1/4 cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: HSS tube · Steel Beam Size Chart

Interactive drawing