RHS 80x50x4 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 80x50 cal 8 (México) · Caño estructural 80x50 (Argentina)

The RHS 80x50x4 steel profile weighs 7.3 kg/m (4.93 lb/ft), has a depth of 80 mm (3.15 in), flange width 50 mm (1.97 in). Cross-sectional area: 934.796 mm². Moment of inertia Ix = 76.355 cm⁴, Iy = 36.464 cm⁴.

Cross-section (not to scale)

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

Dimensions

Property	Metric	Imperial
Depth (h)	80 mm	3.15 in
Width (b)	50 mm	1.97 in
Thickness (t)	4 mm	0.16 in
Fillet radius (r)	8 mm	0.31 in
Weight	7.3 kg/m	4.93 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	934.8 mm²	1.449 in²
Moment of inertia (Ix)	76.36 cm⁴	1.83 in⁴
Moment of inertia (Iy)	36.46 cm⁴	0.88 in⁴
Elastic section modulus (Sx)	19.09 cm³	1.165 in³
Elastic section modulus (Sy)	14.59 cm³	0.890 in³
Plastic section modulus (Zx)	23.95 cm³	1.462 in³
Plastic section modulus (Zy)	17.25 cm³	1.053 in³
Radius of gyration (rx)	2.86 cm	1.125 in
Radius of gyration (ry)	1.98 cm	0.778 in