HSS24×8×5/16 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.

HSS24×8×5/16 is a rectangular tube 24 in. by 8 in. with a 5/16 in. nominal wall.

At 65.87 lb per foot it is one of the 4 HSS24×8 sizes, which run from 53.050000000000004 to 103.3 lb/ft.

For strong-axis bending its section modulus is Sx = 104 in³ and its moment of inertia Ix = 1250 in⁴, with a plastic modulus Zx = 132 in³.

Detailing dimensions

Depth (Ht)24"
Width (B)8"
Nominal wall (t)5/16"

Section properties

Weight65.87 lb/ft
Area (A)18.1 in²
Ix1250 in⁴
Sx104 in³
Zx132 in³
rx8.3 in
Iy224 in⁴
Sy56 in³
Zy61 in³
ry3.52 in
J625 in⁴

Other HSS24×8 sizes

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

HSS24×8×1/4HSS24×8×3/8HSS24×8×1/2

All HSS24×8 sizes and dimensions →

Similar weight HSS shapes

Comparable 65.87 lb/ft sections in other HSS tube sizes.

HSS22×10×5/1665.87 lb/ft · Sx 103 in³HSS20×12×5/1665.87 lb/ft · Sx 101 in³HSS16×16×5/1665.87 lb/ft · Sx 92.3 in³HSS20.000×0.31365.77 lb/ft · Sx 87.4 in³HSS12.750×0.50065.48 lb/ft · Sx 53.2 in³HSS10.750×0.62567.65 lb/ft · Sx 44.8 in³HSS14×4×5/867.82 lb/ft · Sx 53.3 in³HSS12×6×5/867.82 lb/ft · Sx 53.4 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 HSS24×8×5/16 cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: HSS tube · Steel Beam Size Chart

Interactive drawing