CHS 168.3x5.6 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 168.3x5.6 steel profile weighs 22.5 kg/m (15.10 lb/ft). Cross-sectional area: 2,862.368 mm². Moment of inertia Ix = 948.254 cm⁴, Iy = 948.254 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 5.6 mm ≈ 4 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Thickness (t)	5.6 mm	0.22 in
Diameter (d)	168.3 mm	6.63 in
Weight	22.5 kg/m	15.10 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,862.37 mm²	4.437 in²
Moment of inertia (Ix)	948.25 cm⁴	22.78 in⁴
Moment of inertia (Iy)	948.25 cm⁴	22.78 in⁴
Elastic section modulus (Sx)	112.69 cm³	6.877 in³
Elastic section modulus (Sy)	112.69 cm³	6.877 in³
Plastic section modulus (Zx)	148.3 cm³	9.050 in³
Plastic section modulus (Zy)	148.3 cm³	9.050 in³
Radius of gyration (rx)	5.76 cm	2.266 in
Radius of gyration (ry)	5.76 cm	2.266 in