CHS 42.2x4.5 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 42.2x4.5 steel profile weighs 4.2 kg/m (2.81 lb/ft). Cross-sectional area: 532.971 mm². Moment of inertia Ix = 9.604 cm⁴, Iy = 9.604 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 4.5 mm ≈ 7 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Thickness (t)	4.5 mm	0.18 in
Diameter (d)	42.2 mm	1.66 in
Weight	4.2 kg/m	2.81 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	532.97 mm²	0.826 in²
Moment of inertia (Ix)	9.6 cm⁴	0.23 in⁴
Moment of inertia (Iy)	9.6 cm⁴	0.23 in⁴
Elastic section modulus (Sx)	4.55 cm³	0.278 in³
Elastic section modulus (Sy)	4.55 cm³	0.278 in³
Plastic section modulus (Zx)	6.43 cm³	0.392 in³
Plastic section modulus (Zy)	6.43 cm³	0.392 in³
Radius of gyration (rx)	1.34 cm	0.528 in
Radius of gyration (ry)	1.34 cm	0.528 in