RHS 90x30x4 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 90x30 cal 8 (México) · Caño estructural 90x30 (Argentina)

The RHS 90x30x4 steel profile weighs 6.7 kg/m (4.51 lb/ft), has a depth of 90 mm (3.54 in), flange width 30 mm (1.18 in). Cross-sectional area: 854.796 mm². Moment of inertia Ix = 73.105 cm⁴, Iy = 12.143 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 4 mm ≈ 8 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	90 mm	3.54 in
Width (b)	30 mm	1.18 in
Thickness (t)	4 mm	0.16 in
Fillet radius (r)	8 mm	0.31 in
Weight	6.7 kg/m	4.51 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	854.8 mm²	1.325 in²
Moment of inertia (Ix)	73.1 cm⁴	1.76 in⁴
Moment of inertia (Iy)	12.14 cm⁴	0.29 in⁴
Elastic section modulus (Sx)	16.25 cm³	0.991 in³
Elastic section modulus (Sy)	8.1 cm³	0.494 in³
Plastic section modulus (Zx)	21.94 cm³	1.339 in³
Plastic section modulus (Zy)	9.74 cm³	0.594 in³
Radius of gyration (rx)	2.92 cm	1.151 in
Radius of gyration (ry)	1.19 cm	0.469 in