CHS 114.3x4.4 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 114.3x4.4 steel profile weighs 11.9 kg/m (8.02 lb/ft). Cross-sectional area: 1,519.149 mm². Moment of inertia Ix = 229.721 cm⁴, Iy = 229.721 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 4.4 mm ≈ 7 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Thickness (t)	4.4 mm	0.17 in
Diameter (d)	114.3 mm	4.50 in
Weight	11.9 kg/m	8.02 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,519.15 mm²	2.355 in²
Moment of inertia (Ix)	229.72 cm⁴	5.52 in⁴
Moment of inertia (Iy)	229.72 cm⁴	5.52 in⁴
Elastic section modulus (Sx)	40.2 cm³	2.453 in³
Elastic section modulus (Sy)	40.2 cm³	2.453 in³
Plastic section modulus (Zx)	53.17 cm³	3.245 in³
Plastic section modulus (Zy)	53.17 cm³	3.245 in³
Radius of gyration (rx)	3.89 cm	1.531 in
Radius of gyration (ry)	3.89 cm	1.531 in