RHS 180x120x3 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 180x120 cal 11 (México) · Caño estructural 180x120 (Argentina)

The RHS 180x120x3 steel profile weighs 13.7 kg/m (9.18 lb/ft), has a depth of 180 mm (7.09 in), flange width 120 mm (4.72 in). Cross-sectional area: 1,740.823 mm². Moment of inertia Ix = 808.84 cm⁴, Iy = 435.575 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	180 mm	7.09 in
Width (b)	120 mm	4.72 in
Thickness (t)	3 mm	0.12 in
Fillet radius (r)	6 mm	0.24 in
Weight	13.7 kg/m	9.18 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,740.82 mm²	2.698 in²
Moment of inertia (Ix)	808.84 cm⁴	19.43 in⁴
Moment of inertia (Iy)	435.58 cm⁴	10.46 in⁴
Elastic section modulus (Sx)	89.87 cm³	5.484 in³
Elastic section modulus (Sy)	72.6 cm³	4.430 in³
Plastic section modulus (Zx)	107.06 cm³	6.533 in³
Plastic section modulus (Zy)	81.3 cm³	4.961 in³
Radius of gyration (rx)	6.82 cm	2.684 in
Radius of gyration (ry)	5 cm	1.969 in