CHS 273x22.2 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 273x22.2 steel profile weighs 137.3 kg/m (92.27 lb/ft). Cross-sectional area: 17,491.634 mm². Moment of inertia Ix = 13,860.694 cm⁴, Iy = 13,860.694 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	22.2 mm	0.87 in
Diameter (d)	273 mm	10.75 in
Weight	137.3 kg/m	92.27 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	17,491.63 mm²	27.112 in²
Moment of inertia (Ix)	13,860.69 cm⁴	333.00 in⁴
Moment of inertia (Iy)	13,860.69 cm⁴	333.00 in⁴
Elastic section modulus (Sx)	1,015.44 cm³	61.966 in³
Elastic section modulus (Sy)	1,015.44 cm³	61.966 in³
Plastic section modulus (Zx)	1,400.04 cm³	85.436 in³
Plastic section modulus (Zy)	1,400.04 cm³	85.436 in³
Radius of gyration (rx)	8.9 cm	3.505 in
Radius of gyration (ry)	8.9 cm	3.505 in