RHS 80x45x3 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 80x45 cal 11 (México) · Caño estructural 80x45 (Argentina)

The RHS 80x45x3 steel profile weighs 5.4 kg/m (3.64 lb/ft), has a depth of 80 mm (3.15 in), flange width 45 mm (1.77 in). Cross-sectional area: 690.823 mm². Moment of inertia Ix = 56.7 cm⁴, Iy = 23.057 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	80 mm	3.15 in
Width (b)	45 mm	1.77 in
Thickness (t)	3 mm	0.12 in
Fillet radius (r)	6 mm	0.24 in
Weight	5.4 kg/m	3.64 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	690.82 mm²	1.071 in²
Moment of inertia (Ix)	56.7 cm⁴	1.36 in⁴
Moment of inertia (Iy)	23.06 cm⁴	0.55 in⁴
Elastic section modulus (Sx)	14.17 cm³	0.865 in³
Elastic section modulus (Sy)	10.25 cm³	0.625 in³
Plastic section modulus (Zx)	17.69 cm³	1.080 in³
Plastic section modulus (Zy)	11.85 cm³	0.723 in³
Radius of gyration (rx)	2.86 cm	1.128 in
Radius of gyration (ry)	1.83 cm	0.719 in