RHS 100x50x8 Tecnometal · Weight & Dimensions

Tecnometal, cold-formed sections (Brazil) · 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 100x50 (México) · Caño estructural 100x50 (Argentina)

The RHS 100x50x8 steel profile weighs 15.5 kg/m (10.44 lb/ft), has a depth of 100 mm (3.94 in), flange width 50 mm (1.97 in). Cross-sectional area: 1,979.186 mm². Moment of inertia Ix = 210.067 cm⁴, Iy = 67.652 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	100 mm	3.94 in
Width (b)	50 mm	1.97 in
Thickness (t)	8 mm	0.31 in
Fillet radius (r)	16 mm	0.63 in
Weight	15.5 kg/m	10.44 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,979.19 mm²	3.068 in²
Moment of inertia (Ix)	210.07 cm⁴	5.05 in⁴
Moment of inertia (Iy)	67.65 cm⁴	1.63 in⁴
Elastic section modulus (Sx)	42.01 cm³	2.564 in³
Elastic section modulus (Sy)	27.06 cm³	1.651 in³
Plastic section modulus (Zx)	57.03 cm³	3.480 in³
Plastic section modulus (Zy)	34.35 cm³	2.096 in³
Radius of gyration (rx)	3.26 cm	1.283 in
Radius of gyration (ry)	1.85 cm	0.728 in