CHS 355.6x16 Tata Steel Hybox · Weight & Dimensions

Tata Steel Hybox · Circular Hollow Section

Circular Hollow Sections (CHS) are round tubular profiles with the most efficient cross-section for compression. Used for columns, trusses, and architectural structures.

Also known as: Caño estructural redondo (Argentina)

The CHS 355.6x16 steel profile weighs 134.0 kg/m (90.05 lb/ft). Cross-sectional area: 17,070.158 mm². Moment of inertia Ix = 24,662.998 cm⁴, Iy = 24,662.998 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	16 mm	0.63 in
Diameter (d)	355.6 mm	14.00 in
Weight	134.0 kg/m	90.05 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	17,070.16 mm²	26.459 in²
Moment of inertia (Ix)	24,663 cm⁴	592.53 in⁴
Moment of inertia (Iy)	24,663 cm⁴	592.53 in⁴
Elastic section modulus (Sx)	1,387.12 cm³	84.648 in³
Elastic section modulus (Sy)	1,387.12 cm³	84.648 in³
Plastic section modulus (Zx)	1,846.62 cm³	112.688 in³
Plastic section modulus (Zy)	1,846.62 cm³	112.688 in³
Radius of gyration (rx)	12.02 cm	4.732 in
Radius of gyration (ry)	12.02 cm	4.732 in