RHS 120x80x3 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 120x80 cal 11 (México) · Caño estructural 120x80 (Argentina)

The RHS 120x80x3 steel profile weighs 8.9 kg/m (6.01 lb/ft), has a depth of 120 mm (4.72 in), flange width 80 mm (3.15 in). Cross-sectional area: 1,140.823 mm². Moment of inertia Ix = 230.195 cm⁴, Iy = 123.435 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 3 mm ≈ 11 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	120 mm	4.72 in
Width (b)	80 mm	3.15 in
Thickness (t)	3 mm	0.12 in
Fillet radius (r)	6 mm	0.24 in
Weight	8.9 kg/m	6.01 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,140.82 mm²	1.768 in²
Moment of inertia (Ix)	230.2 cm⁴	5.53 in⁴
Moment of inertia (Iy)	123.43 cm⁴	2.97 in⁴
Elastic section modulus (Sx)	38.37 cm³	2.341 in³
Elastic section modulus (Sy)	30.86 cm³	1.883 in³
Plastic section modulus (Zx)	46.2 cm³	2.819 in³
Plastic section modulus (Zy)	35.02 cm³	2.137 in³
Radius of gyration (rx)	4.49 cm	1.768 in
Radius of gyration (ry)	3.29 cm	1.295 in