HSS5-1/2×5-1/2×5/16 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.

HSS5-1/2×5-1/2×5/16 is a square tube 5 1/2 in. by 5 1/2 in. with a 5/16 in. nominal wall.

It weighs 21.21 lb per foot.

For strong-axis bending its section modulus is Sx = 9.43 in³ and its moment of inertia Ix = 25.9 in⁴, with a plastic modulus Zx = 11.3 in³.

Detailing dimensions

Depth (Ht)5 1/2"
Width (B)5 1/2"
Nominal wall (t)5/16"

Section properties

Weight21.21 lb/ft
Area (A)5.85 in²
Ix25.9 in⁴
Sx9.43 in³
Zx11.3 in³
rx2.11 in
Iy25.9 in⁴
Sy9.43 in³
Zy11.3 in³
ry2.11 in
J42.2 in⁴

Similar weight HSS shapes

Comparable 21.21 lb/ft sections in other HSS tube sizes.

HSS8×3×5/1621.21 lb/ft · Sx 10.6 in³HSS7×4×5/1621.21 lb/ft · Sx 10.4 in³HSS6×5×5/1621.21 lb/ft · Sx 9.85 in³HSS10.750×0.18821.17 lb/ft · Sx 15.1 in³HSS6.625×0.31221.06 lb/ft · Sx 8.79 in³HSS10×3-1/2×1/421.57 lb/ft · Sx 13.8 in³HSS5.563×0.37520.8 lb/ft · Sx 7.02 in³HSS5×3×1/221.63 lb/ft · Sx 6.57 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 HSS5-1/2×5-1/2×5/16 cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: HSS tube · Steel Beam Size Chart

Interactive drawing