CHS 273x23.6 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 273x23.6 steel profile weighs 145.2 kg/m (97.54 lb/ft). Cross-sectional area: 18,490.912 mm². Moment of inertia Ix = 14,505.501 cm⁴, Iy = 14,505.501 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	23.6 mm	0.93 in
Diameter (d)	273 mm	10.75 in
Weight	145.2 kg/m	97.54 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	18,490.91 mm²	28.661 in²
Moment of inertia (Ix)	14,505.5 cm⁴	348.49 in⁴
Moment of inertia (Iy)	14,505.5 cm⁴	348.49 in⁴
Elastic section modulus (Sx)	1,062.67 cm³	64.849 in³
Elastic section modulus (Sy)	1,062.67 cm³	64.849 in³
Plastic section modulus (Zx)	1,472.31 cm³	89.846 in³
Plastic section modulus (Zy)	1,472.31 cm³	89.846 in³
Radius of gyration (rx)	8.86 cm	3.487 in
Radius of gyration (ry)	8.86 cm	3.487 in