RHS 90x50x8 Tuflesa · Weight & Dimensions

Tuflesa, 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 90x50 (México) · Caño estructural 90x50 (Argentina)

The RHS 90x50x8 steel profile weighs 14.3 kg/m (9.60 lb/ft), has a depth of 90 mm (3.54 in), flange width 50 mm (1.97 in). Cross-sectional area: 1,819.186 mm². Moment of inertia Ix = 157.851 cm⁴, Iy = 60.51 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	90 mm	3.54 in
Width (b)	50 mm	1.97 in
Thickness (t)	8 mm	0.31 in
Fillet radius (r)	16 mm	0.63 in
Weight	14.3 kg/m	9.60 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,819.19 mm²	2.820 in²
Moment of inertia (Ix)	157.85 cm⁴	3.79 in⁴
Moment of inertia (Iy)	60.51 cm⁴	1.45 in⁴
Elastic section modulus (Sx)	35.08 cm³	2.141 in³
Elastic section modulus (Sy)	24.2 cm³	1.477 in³
Plastic section modulus (Zx)	47.54 cm³	2.901 in³
Plastic section modulus (Zy)	30.99 cm³	1.891 in³
Radius of gyration (rx)	2.95 cm	1.160 in
Radius of gyration (ry)	1.82 cm	0.718 in