RHS 100x40x3 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 100x40 cal 11 (México) · Caño estructural 100x40 (Argentina)

The RHS 100x40x3 steel profile weighs 6.1 kg/m (4.12 lb/ft), has a depth of 100 mm (3.94 in), flange width 40 mm (1.57 in). Cross-sectional area: 780.823 mm². Moment of inertia Ix = 92.339 cm⁴, Iy = 21.672 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	100 mm	3.94 in
Width (b)	40 mm	1.57 in
Thickness (t)	3 mm	0.12 in
Fillet radius (r)	6 mm	0.24 in
Weight	6.1 kg/m	4.12 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	780.82 mm²	1.210 in²
Moment of inertia (Ix)	92.34 cm⁴	2.22 in⁴
Moment of inertia (Iy)	21.67 cm⁴	0.52 in⁴
Elastic section modulus (Sx)	18.47 cm³	1.127 in³
Elastic section modulus (Sy)	10.84 cm³	0.661 in³
Plastic section modulus (Zx)	23.75 cm³	1.449 in³
Plastic section modulus (Zy)	12.38 cm³	0.756 in³
Radius of gyration (rx)	3.44 cm	1.354 in
Radius of gyration (ry)	1.67 cm	0.656 in