CHS 38.1x3.2 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 38.1x3.2 steel profile weighs 2.8 kg/m (1.85 lb/ft). Cross-sectional area: 350.853 mm². Moment of inertia Ix = 5.387 cm⁴, Iy = 5.387 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 3.2 mm ≈ 10 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Thickness (t)	3.2 mm	0.13 in
Diameter (d)	38.1 mm	1.50 in
Weight	2.8 kg/m	1.85 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	350.85 mm²	0.544 in²
Moment of inertia (Ix)	5.39 cm⁴	0.13 in⁴
Moment of inertia (Iy)	5.39 cm⁴	0.13 in⁴
Elastic section modulus (Sx)	2.83 cm³	0.173 in³
Elastic section modulus (Sy)	2.83 cm³	0.173 in³
Plastic section modulus (Zx)	3.91 cm³	0.239 in³
Plastic section modulus (Zy)	3.91 cm³	0.239 in³
Radius of gyration (rx)	1.24 cm	0.488 in
Radius of gyration (ry)	1.24 cm	0.488 in