CHS 193.7x4 SAISC · Weight & Dimensions

SAISC, 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 193.7x4 steel profile weighs 18.7 kg/m (12.57 lb/ft). Cross-sectional area: 2,383.841 mm². Moment of inertia Ix = 1,072.791 cm⁴, Iy = 1,072.791 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 4 mm ≈ 8 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Thickness (t)	4 mm	0.16 in
Diameter (d)	193.7 mm	7.63 in
Weight	18.7 kg/m	12.57 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,383.84 mm²	3.695 in²
Moment of inertia (Ix)	1,072.79 cm⁴	25.77 in⁴
Moment of inertia (Iy)	1,072.79 cm⁴	25.77 in⁴
Elastic section modulus (Sx)	110.77 cm³	6.760 in³
Elastic section modulus (Sy)	110.77 cm³	6.760 in³
Plastic section modulus (Zx)	143.97 cm³	8.785 in³
Plastic section modulus (Zy)	143.97 cm³	8.785 in³
Radius of gyration (rx)	6.71 cm	2.641 in
Radius of gyration (ry)	6.71 cm	2.641 in