CHS 1219x19.05 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 1219x19.05 steel profile weighs 563.7 kg/m (378.83 lb/ft). Cross-sectional area: 71,813.816 mm². Moment of inertia Ix = 1,292,866.732 cm⁴, Iy = 1,292,866.732 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	19.1 mm	0.75 in
Diameter (d)	1219 mm	47.99 in
Weight	563.7 kg/m	378.83 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	71,813.82 mm²	111.311 in²
Moment of inertia (Ix)	1,292,866.73 cm⁴	31061.12 in⁴
Moment of inertia (Iy)	1,292,866.73 cm⁴	31061.12 in⁴
Elastic section modulus (Sx)	21,211.92 cm³	1294.436 in³
Elastic section modulus (Sy)	21,211.92 cm³	1294.436 in³
Plastic section modulus (Zx)	27,432.02 cm³	1674.011 in³
Plastic section modulus (Zy)	27,432.02 cm³	1674.011 in³
Radius of gyration (rx)	42.43 cm	16.705 in
Radius of gyration (ry)	42.43 cm	16.705 in