CHS 177.8x12.5 Tuboeuropa · Weight & Dimensions

Tuboeuropa, 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 177.8x12.5 steel profile weighs 51.0 kg/m (34.24 lb/ft). Cross-sectional area: 6,491.316 mm². Moment of inertia Ix = 2,229.795 cm⁴, Iy = 2,229.795 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	12.5 mm	0.49 in
Diameter (d)	177.8 mm	7.00 in
Weight	51.0 kg/m	34.24 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,491.32 mm²	10.062 in²
Moment of inertia (Ix)	2,229.79 cm⁴	53.57 in⁴
Moment of inertia (Iy)	2,229.79 cm⁴	53.57 in⁴
Elastic section modulus (Sx)	250.82 cm³	15.306 in³
Elastic section modulus (Sy)	250.82 cm³	15.306 in³
Plastic section modulus (Zx)	342.2 cm³	20.883 in³
Plastic section modulus (Zy)	342.2 cm³	20.883 in³
Radius of gyration (rx)	5.86 cm	2.307 in
Radius of gyration (ry)	5.86 cm	2.307 in