CHS 57.15x2 Acindar · Weight & Dimensions

Acindar, 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 57.15x2 steel profile weighs 2.7 kg/m (1.83 lb/ft). Cross-sectional area: 346.518 mm². Moment of inertia Ix = 13.192 cm⁴, Iy = 13.192 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 2 mm ≈ 14 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Thickness (t)	2 mm	0.08 in
Diameter (d)	57.1 mm	2.25 in
Weight	2.7 kg/m	1.83 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	346.52 mm²	0.537 in²
Moment of inertia (Ix)	13.19 cm⁴	0.32 in⁴
Moment of inertia (Iy)	13.19 cm⁴	0.32 in⁴
Elastic section modulus (Sx)	4.62 cm³	0.282 in³
Elastic section modulus (Sy)	4.62 cm³	0.282 in³
Plastic section modulus (Zx)	6.09 cm³	0.371 in³
Plastic section modulus (Zy)	6.09 cm³	0.371 in³
Radius of gyration (rx)	1.95 cm	0.768 in
Radius of gyration (ry)	1.95 cm	0.768 in