CHS 114.3x8.6 Açotubo · Weight & Dimensions

Açotubo, cold-formed 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 114.3x8.6 steel profile weighs 22.4 kg/m (15.07 lb/ft). Cross-sectional area: 2,855.771 mm². Moment of inertia Ix = 401.466 cm⁴, Iy = 401.466 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	8.6 mm	0.34 in
Diameter (d)	114.3 mm	4.50 in
Weight	22.4 kg/m	15.07 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,855.77 mm²	4.426 in²
Moment of inertia (Ix)	401.47 cm⁴	9.65 in⁴
Moment of inertia (Iy)	401.47 cm⁴	9.65 in⁴
Elastic section modulus (Sx)	70.25 cm³	4.287 in³
Elastic section modulus (Sy)	70.25 cm³	4.287 in³
Plastic section modulus (Zx)	96.3 cm³	5.876 in³
Plastic section modulus (Zy)	96.3 cm³	5.876 in³
Radius of gyration (rx)	3.75 cm	1.476 in
Radius of gyration (ry)	3.75 cm	1.476 in