CHS 177.8x12 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 steel profile weighs 49.1 kg/m (32.97 lb/ft). Cross-sectional area: 6,250.513 mm². Moment of inertia Ix = 2,159.055 cm⁴, Iy = 2,159.055 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Thickness (t)	12 mm	0.47 in
Diameter (d)	177.8 mm	7.00 in
Weight	49.1 kg/m	32.97 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,250.51 mm²	9.688 in²
Moment of inertia (Ix)	2,159.06 cm⁴	51.87 in⁴
Moment of inertia (Iy)	2,159.06 cm⁴	51.87 in⁴
Elastic section modulus (Sx)	242.86 cm³	14.820 in³
Elastic section modulus (Sy)	242.86 cm³	14.820 in³
Plastic section modulus (Zx)	330.45 cm³	20.165 in³
Plastic section modulus (Zy)	330.45 cm³	20.165 in³
Radius of gyration (rx)	5.88 cm	2.314 in
Radius of gyration (ry)	5.88 cm	2.314 in