CHS 419x8.8 Tecnometal · Weight & Dimensions

Tecnometal, cold-formed sections (Spain) · 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 419x8.8 steel profile weighs 89.0 kg/m (59.82 lb/ft). Cross-sectional area: 11,340.395 mm². Moment of inertia Ix = 23,863.237 cm⁴, Iy = 23,863.237 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	8.8 mm	0.35 in
Diameter (d)	419 mm	16.50 in
Weight	89.0 kg/m	59.82 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	11,340.4 mm²	17.578 in²
Moment of inertia (Ix)	23,863.24 cm⁴	573.31 in⁴
Moment of inertia (Iy)	23,863.24 cm⁴	573.31 in⁴
Elastic section modulus (Sx)	1,139.06 cm³	69.510 in³
Elastic section modulus (Sy)	1,139.06 cm³	69.510 in³
Plastic section modulus (Zx)	1,480.95 cm³	90.374 in³
Plastic section modulus (Zy)	1,480.95 cm³	90.374 in³
Radius of gyration (rx)	14.51 cm	5.711 in
Radius of gyration (ry)	14.51 cm	5.711 in