CHS 88.9x3.6 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 88.9x3.6 steel profile weighs 7.6 kg/m (5.09 lb/ft). Cross-sectional area: 964.72 mm². Moment of inertia Ix = 87.899 cm⁴, Iy = 87.899 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)	88.9 mm	3.50 in
Weight	7.6 kg/m	5.09 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	964.72 mm²	1.495 in²
Moment of inertia (Ix)	87.9 cm⁴	2.11 in⁴
Moment of inertia (Iy)	87.9 cm⁴	2.11 in⁴
Elastic section modulus (Sx)	19.77 cm³	1.207 in³
Elastic section modulus (Sy)	19.77 cm³	1.207 in³
Plastic section modulus (Zx)	26.21 cm³	1.599 in³
Plastic section modulus (Zy)	26.21 cm³	1.599 in³
Radius of gyration (rx)	3.02 cm	1.188 in
Radius of gyration (ry)	3.02 cm	1.188 in