CHS 457x14.3 AHMSA · Weight & Dimensions

AHMSA, 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 457x14.3 steel profile weighs 156.1 kg/m (104.91 lb/ft). Cross-sectional area: 19,888.198 mm². Moment of inertia Ix = 48,772.767 cm⁴, Iy = 48,772.767 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	14.3 mm	0.56 in
Diameter (d)	457 mm	17.99 in
Weight	156.1 kg/m	104.91 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	19,888.2 mm²	30.827 in²
Moment of inertia (Ix)	48,772.77 cm⁴	1171.77 in⁴
Moment of inertia (Iy)	48,772.77 cm⁴	1171.77 in⁴
Elastic section modulus (Sx)	2,134.48 cm³	130.254 in³
Elastic section modulus (Sy)	2,134.48 cm³	130.254 in³
Plastic section modulus (Zx)	2,803.54 cm³	171.083 in³
Plastic section modulus (Zy)	2,803.54 cm³	171.083 in³
Radius of gyration (rx)	15.66 cm	6.165 in
Radius of gyration (ry)	15.66 cm	6.165 in