RHS 130x100x5.2 Açotubo · Weight & Dimensions

Açotubo, 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 130x100 (México) · Caño estructural 130x100 (Argentina)

The RHS 130x100x5.2 steel profile weighs 17.4 kg/m (11.68 lb/ft), has a depth of 130 mm (5.12 in), flange width 100 mm (3.94 in). Cross-sectional area: 2,214.206 mm². Moment of inertia Ix = 524.927 cm⁴, Iy = 349.69 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 5.2 mm ≈ 6 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	130 mm	5.12 in
Width (b)	100 mm	3.94 in
Thickness (t)	5.2 mm	0.20 in
Fillet radius (r)	10.4 mm	0.41 in
Weight	17.4 kg/m	11.68 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,214.21 mm²	3.432 in²
Moment of inertia (Ix)	524.93 cm⁴	12.61 in⁴
Moment of inertia (Iy)	349.69 cm⁴	8.40 in⁴
Elastic section modulus (Sx)	80.76 cm³	4.928 in³
Elastic section modulus (Sy)	69.94 cm³	4.268 in³
Plastic section modulus (Zx)	97.63 cm³	5.958 in³
Plastic section modulus (Zy)	81.54 cm³	4.976 in³
Radius of gyration (rx)	4.87 cm	1.917 in
Radius of gyration (ry)	3.97 cm	1.565 in