CHS 73x14 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 73x14 steel profile weighs 20.4 kg/m (13.69 lb/ft). Cross-sectional area: 2,594.956 mm². Moment of inertia Ix = 119.271 cm⁴, Iy = 119.271 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	14 mm	0.55 in
Diameter (d)	73 mm	2.87 in
Weight	20.4 kg/m	13.69 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,594.96 mm²	4.022 in²
Moment of inertia (Ix)	119.27 cm⁴	2.87 in⁴
Moment of inertia (Iy)	119.27 cm⁴	2.87 in⁴
Elastic section modulus (Sx)	32.68 cm³	1.994 in³
Elastic section modulus (Sy)	32.68 cm³	1.994 in³
Plastic section modulus (Zx)	49.65 cm³	3.030 in³
Plastic section modulus (Zy)	49.65 cm³	3.030 in³
Radius of gyration (rx)	2.14 cm	0.844 in
Radius of gyration (ry)	2.14 cm	0.844 in