RHS 180x80x8 Condesa · Weight & Dimensions

Condesa, cold-formed sections · Rectangular Hollow Section

Rectangular Hollow Sections (RHS) are tubular profiles with excellent torsional resistance and aesthetic appeal. Used for columns, trusses, and exposed structural elements.

Also known as: PTR 180x80 (México) · Caño estructural 180x80 (Argentina)

The RHS 180x80x8 steel profile weighs 28.9 kg/m (19.41 lb/ft), has a depth of 180 mm (7.09 in), flange width 80 mm (3.15 in). Cross-sectional area: 3,684.248 mm². Moment of inertia Ix = 1,361.648 cm⁴, Iy = 376.59 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	180 mm	7.09 in
Width (b)	80 mm	3.15 in
Thickness (t)	8 mm	0.31 in
Fillet radius (r)	20 mm	0.79 in
Weight	28.9 kg/m	19.41 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	3,684.25 mm²	5.711 in²
Moment of inertia (Ix)	1,361.65 cm⁴	32.71 in⁴
Moment of inertia (Iy)	376.59 cm⁴	9.05 in⁴
Elastic section modulus (Sx)	151.29 cm³	9.233 in³
Elastic section modulus (Sy)	94.15 cm³	5.745 in³
Plastic section modulus (Zx)	198.1 cm³	12.089 in³
Plastic section modulus (Zy)	111.49 cm³	6.803 in³
Radius of gyration (rx)	6.08 cm	2.393 in
Radius of gyration (ry)	3.2 cm	1.259 in