HSS16×8×3/4 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.

HSS16×8×3/4 is a rectangular tube 16 in. by 8 in. with a 3/4 in. nominal wall.

At 109.91 lb per foot it is one of the 7 HSS16×8 sizes, which run from 39.43 to 125.79 lb/ft.

For strong-axis bending its section modulus is Sx = 117 in³ and its moment of inertia Ix = 939 in⁴, with a plastic modulus Zx = 150 in³.

Detailing dimensions

Depth (Ht)16"
Width (B)8"
Nominal wall (t)3/4"

Section properties

Weight109.91 lb/ft
Area (A)30.3 in²
Ix939 in⁴
Sx117 in³
Zx150 in³
rx5.57 in
Iy314 in⁴
Sy78.4 in³
Zy91.9 in³
ry3.22 in
J790 in⁴

Other HSS16×8 sizes

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

HSS16×8×1/4HSS16×8×5/16HSS16×8×3/8HSS16×8×1/2HSS16×8×5/8HSS16×8×7/8

All HSS16×8 sizes and dimensions →

Similar weight HSS shapes

Comparable 109.91 lb/ft sections in other HSS tube sizes.

HSS18×6×3/4109.91 lb/ft · Sx 118 in³HSS14×10×3/4109.91 lb/ft · Sx 113 in³HSS12×12×3/4109.91 lb/ft · Sx 105 in³HSS20×8×5/8110.36 lb/ft · Sx 144 in³HSS18×10×5/8110.36 lb/ft · Sx 142 in³HSS16×12×5/8110.36 lb/ft · Sx 136 in³HSS14×14×5/8110.36 lb/ft · Sx 128 in³HSS24×20×3/8109.15 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 HSS16×8×3/4 cut, formed, or fabricated? Huntington Steel & Supply Co.

Browse more: HSS tube · Steel Beam Size Chart

Interactive drawing