CHS 141.3x15.6 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 141.3x15.6 steel profile weighs 48.4 kg/m (32.50 lb/ft). Cross-sectional area: 6,160.412 mm². Moment of inertia Ix = 1,235.459 cm⁴, Iy = 1,235.459 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	15.6 mm	0.61 in
Diameter (d)	141.3 mm	5.56 in
Weight	48.4 kg/m	32.50 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,160.41 mm²	9.549 in²
Moment of inertia (Ix)	1,235.46 cm⁴	29.68 in⁴
Moment of inertia (Iy)	1,235.46 cm⁴	29.68 in⁴
Elastic section modulus (Sx)	174.87 cm³	10.671 in³
Elastic section modulus (Sy)	174.87 cm³	10.671 in³
Plastic section modulus (Zx)	247.75 cm³	15.119 in³
Plastic section modulus (Zy)	247.75 cm³	15.119 in³
Radius of gyration (rx)	4.48 cm	1.763 in
Radius of gyration (ry)	4.48 cm	1.763 in