CHS 88.9x11 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 88.9x11 steel profile weighs 21.1 kg/m (14.20 lb/ft). Cross-sectional area: 2,692.031 mm². Moment of inertia Ix = 208.276 cm⁴, Iy = 208.276 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	11 mm	0.43 in
Diameter (d)	88.9 mm	3.50 in
Weight	21.1 kg/m	14.20 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,692.03 mm²	4.173 in²
Moment of inertia (Ix)	208.28 cm⁴	5.00 in⁴
Moment of inertia (Iy)	208.28 cm⁴	5.00 in⁴
Elastic section modulus (Sx)	46.86 cm³	2.859 in³
Elastic section modulus (Sy)	46.86 cm³	2.859 in³
Plastic section modulus (Zx)	67.2 cm³	4.101 in³
Plastic section modulus (Zy)	67.2 cm³	4.101 in³
Radius of gyration (rx)	2.78 cm	1.095 in
Radius of gyration (ry)	2.78 cm	1.095 in