CHS 88.9x5.6 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 88.9x5.6 steel profile weighs 11.5 kg/m (7.73 lb/ft). Cross-sectional area: 1,465.49 mm². Moment of inertia Ix = 127.685 cm⁴, Iy = 127.685 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 5.6 mm ≈ 4 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Thickness (t)	5.6 mm	0.22 in
Diameter (d)	88.9 mm	3.50 in
Weight	11.5 kg/m	7.73 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,465.49 mm²	2.272 in²
Moment of inertia (Ix)	127.69 cm⁴	3.07 in⁴
Moment of inertia (Iy)	127.69 cm⁴	3.07 in⁴
Elastic section modulus (Sx)	28.73 cm³	1.753 in³
Elastic section modulus (Sy)	28.73 cm³	1.753 in³
Plastic section modulus (Zx)	38.92 cm³	2.375 in³
Plastic section modulus (Zy)	38.92 cm³	2.375 in³
Radius of gyration (rx)	2.95 cm	1.162 in
Radius of gyration (ry)	2.95 cm	1.162 in