RHS 159x100x3.35 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 159x100 cal 11 (México) · Caño estructural 159x100 (Argentina)

The RHS 159x100x3.35 steel profile weighs 13.0 kg/m (8.76 lb/ft), has a depth of 159 mm (6.26 in), flange width 100 mm (3.94 in). Cross-sectional area: 1,661.51 mm². Moment of inertia Ix = 585.128 cm⁴, Iy = 287.184 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 3.35 mm ≈ 10 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	159 mm	6.26 in
Width (b)	100 mm	3.94 in
Thickness (t)	3.4 mm	0.13 in
Fillet radius (r)	6.7 mm	0.26 in
Weight	13.0 kg/m	8.76 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	1,661.51 mm²	2.575 in²
Moment of inertia (Ix)	585.13 cm⁴	14.06 in⁴
Moment of inertia (Iy)	287.18 cm⁴	6.90 in⁴
Elastic section modulus (Sx)	73.6 cm³	4.491 in³
Elastic section modulus (Sy)	57.44 cm³	3.505 in³
Plastic section modulus (Zx)	88.72 cm³	5.414 in³
Plastic section modulus (Zy)	64.63 cm³	3.944 in³
Radius of gyration (rx)	5.93 cm	2.336 in
Radius of gyration (ry)	4.16 cm	1.637 in