CHS 168.3x17.5 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 168.3x17.5 steel profile weighs 65.1 kg/m (43.73 lb/ft). Cross-sectional area: 8,290.663 mm². Moment of inertia Ix = 2,388.425 cm⁴, Iy = 2,388.425 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	17.5 mm	0.69 in
Diameter (d)	168.3 mm	6.63 in
Weight	65.1 kg/m	43.73 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	8,290.66 mm²	12.851 in²
Moment of inertia (Ix)	2,388.42 cm⁴	57.38 in⁴
Moment of inertia (Iy)	2,388.42 cm⁴	57.38 in⁴
Elastic section modulus (Sx)	283.83 cm³	17.320 in³
Elastic section modulus (Sy)	283.83 cm³	17.320 in³
Plastic section modulus (Zx)	399.75 cm³	24.394 in³
Plastic section modulus (Zy)	399.75 cm³	24.394 in³
Radius of gyration (rx)	5.37 cm	2.113 in
Radius of gyration (ry)	5.37 cm	2.113 in