CHS 168.3x8.8 V&M do Brasil · Weight & Dimensions

V&M do Brasil, hot-rolled sections · 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 168.3x8.8 steel profile weighs 34.6 kg/m (23.26 lb/ft). Cross-sectional area: 4,409.539 mm². Moment of inertia Ix = 1,406.516 cm⁴, Iy = 1,406.516 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	8.8 mm	0.35 in
Diameter (d)	168.3 mm	6.63 in
Weight	34.6 kg/m	23.26 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,409.54 mm²	6.835 in²
Moment of inertia (Ix)	1,406.52 cm⁴	33.79 in⁴
Moment of inertia (Iy)	1,406.52 cm⁴	33.79 in⁴
Elastic section modulus (Sx)	167.14 cm³	10.200 in³
Elastic section modulus (Sy)	167.14 cm³	10.200 in³
Plastic section modulus (Zx)	224.1 cm³	13.676 in³
Plastic section modulus (Zy)	224.1 cm³	13.676 in³
Radius of gyration (rx)	5.65 cm	2.224 in
Radius of gyration (ry)	5.65 cm	2.224 in