RHS 90x40x3 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 90x40 cal 11 (México) · Caño estructural 90x40 (Argentina)

The RHS 90x40x3 steel profile weighs 5.7 kg/m (3.80 lb/ft), has a depth of 90 mm (3.54 in), flange width 40 mm (1.57 in). Cross-sectional area: 720.823 mm². Moment of inertia Ix = 70.493 cm⁴, Iy = 19.614 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	90 mm	3.54 in
Width (b)	40 mm	1.57 in
Thickness (t)	3 mm	0.12 in
Fillet radius (r)	6 mm	0.24 in
Weight	5.7 kg/m	3.80 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	720.82 mm²	1.117 in²
Moment of inertia (Ix)	70.49 cm⁴	1.69 in⁴
Moment of inertia (Iy)	19.61 cm⁴	0.47 in⁴
Elastic section modulus (Sx)	15.67 cm³	0.956 in³
Elastic section modulus (Sy)	9.81 cm³	0.598 in³
Plastic section modulus (Zx)	19.99 cm³	1.220 in³
Plastic section modulus (Zy)	11.27 cm³	0.688 in³
Radius of gyration (rx)	3.13 cm	1.231 in
Radius of gyration (ry)	1.65 cm	0.649 in