CHS 38.1x3.6 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 38.1x3.6 steel profile weighs 3.1 kg/m (2.06 lb/ft). Cross-sectional area: 390.186 mm². Moment of inertia Ix = 5.868 cm⁴, Iy = 5.868 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 3.6 mm ≈ 9 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Thickness (t)	3.6 mm	0.14 in
Diameter (d)	38.1 mm	1.50 in
Weight	3.1 kg/m	2.06 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	390.19 mm²	0.605 in²
Moment of inertia (Ix)	5.87 cm⁴	0.14 in⁴
Moment of inertia (Iy)	5.87 cm⁴	0.14 in⁴
Elastic section modulus (Sx)	3.08 cm³	0.188 in³
Elastic section modulus (Sy)	3.08 cm³	0.188 in³
Plastic section modulus (Zx)	4.3 cm³	0.262 in³
Plastic section modulus (Zy)	4.3 cm³	0.262 in³
Radius of gyration (rx)	1.23 cm	0.483 in
Radius of gyration (ry)	1.23 cm	0.483 in