CHS 457x11.13 IMCA · Weight & Dimensions

IMCA, 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 457x11.13 steel profile weighs 122.4 kg/m (82.24 lb/ft). Cross-sectional area: 15,590.258 mm². Moment of inertia Ix = 38,765.942 cm⁴, Iy = 38,765.942 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	11.1 mm	0.44 in
Diameter (d)	457 mm	17.99 in
Weight	122.4 kg/m	82.24 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	15,590.26 mm²	24.165 in²
Moment of inertia (Ix)	38,765.94 cm⁴	931.35 in⁴
Moment of inertia (Iy)	38,765.94 cm⁴	931.35 in⁴
Elastic section modulus (Sx)	1,696.54 cm³	103.530 in³
Elastic section modulus (Sy)	1,696.54 cm³	103.530 in³
Plastic section modulus (Zx)	2,213.1 cm³	135.052 in³
Plastic section modulus (Zy)	2,213.1 cm³	135.052 in³
Radius of gyration (rx)	15.77 cm	6.208 in
Radius of gyration (ry)	15.77 cm	6.208 in