HSS5-1/2×5-1/2×1/8 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.

HSS5-1/2×5-1/2×1/8 is a square tube 5 1/2 in. by 5 1/2 in. with a 1/8 in. nominal wall.

It weighs 9.01 lb per foot.

For strong-axis bending its section modulus is Sx = 4.3 in³ and its moment of inertia Ix = 11.8 in⁴, with a plastic modulus Zx = 4.95 in³.

Detailing dimensions

Depth (Ht)5 1/2"
Width (B)5 1/2"
Nominal wall (t)1/8"

Section properties

Weight9.01 lb/ft
Area (A)2.46 in²
Ix11.8 in⁴
Sx4.3 in³
Zx4.95 in³
rx2.19 in
Iy11.8 in⁴
Sy4.3 in³
Zy4.95 in³
ry2.19 in
J18.3 in⁴

Similar weight HSS shapes

Comparable 9.01 lb/ft sections in other HSS tube sizes.

HSS8×3×1/89.01 lb/ft · Sx 4.83 in³HSS7×4×1/89.01 lb/ft · Sx 4.73 in³HSS6×5×1/89.01 lb/ft · Sx 4.48 in³HSS4.000×0.2269.12 lb/ft · Sx 2.25 in³HSS4.000×0.2208.89 lb/ft · Sx 2.21 in³HSS7.000×0.1259.19 lb/ft · Sx 4.25 in³HSS4×2×1/48.81 lb/ft · Sx 2.25 in³HSS3-1/2×2-1/2×1/48.81 lb/ft · Sx 2.17 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 HSS5-1/2×5-1/2×1/8 cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: HSS tube · Steel Beam Size Chart

Interactive drawing