HSS12×12×1 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.

HSS12×12×1 is a square tube 12 in. by 12 in. with a 1 in. nominal wall.

At 140.96 lb per foot it is the heaviest of the 9 HSS12×12 sizes, which run from 29.84 to 140.96 lb/ft.

For strong-axis bending its section modulus is Sx = 129 in³ and its moment of inertia Ix = 772 in⁴, with a plastic modulus Zx = 158 in³.

Detailing dimensions

Depth (Ht)12"
Width (B)12"
Nominal wall (t)1"

Section properties

Weight140.96 lb/ft
Area (A)39 in²
Ix772 in⁴
Sx129 in³
Zx158 in³
rx4.45 in
Iy772 in⁴
Sy129 in³
Zy158 in³
ry4.45 in
J1300 in⁴

Other HSS12×12 sizes

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

HSS12×12×3/16HSS12×12×1/4HSS12×12×5/16HSS12×12×3/8HSS12×12×1/2HSS12×12×5/8HSS12×12×3/4HSS12×12×7/8

All HSS12×12 sizes and dimensions →

Similar weight HSS shapes

Comparable 140.96 lb/ft sections in other HSS tube sizes.

HSS16.000×0.875141.48 lb/ft · Sx 140 in³HSS22.000×0.625142.81 lb/ft · Sx 204 in³HSS14.000×1.000138.97 lb/ft · Sx 117 in³HSS18.000×0.750138.3 lb/ft · Sx 158 in³HSS24×20×1/2144.13 lb/ft · Sx 287 in³HSS22×22×1/2144.13 lb/ft · Sx 276 in³HSS24×12×5/8144.39 lb/ft · Sx 245 in³HSS18×18×5/8144.39 lb/ft · Sx 220 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 HSS12×12×1 cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: HSS tube · Steel Beam Size Chart

Interactive drawing