RHS 130x100x10.3 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 130x100x10.3 steel profile weighs 31.7 kg/m (21.32 lb/ft), has a depth of 130 mm (5.12 in), flange width 100 mm (3.94 in). Cross-sectional area: 4,040.435 mm². Moment of inertia Ix = 856.096 cm⁴, Iy = 564.134 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	130 mm	5.12 in
Width (b)	100 mm	3.94 in
Thickness (t)	10.3 mm	0.41 in
Fillet radius (r)	20.6 mm	0.81 in
Weight	31.7 kg/m	21.32 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,040.43 mm²	6.263 in²
Moment of inertia (Ix)	856.1 cm⁴	20.57 in⁴
Moment of inertia (Iy)	564.13 cm⁴	13.55 in⁴
Elastic section modulus (Sx)	131.71 cm³	8.037 in³
Elastic section modulus (Sy)	112.83 cm³	6.885 in³
Plastic section modulus (Zx)	167.7 cm³	10.234 in³
Plastic section modulus (Zy)	139.44 cm³	8.509 in³
Radius of gyration (rx)	4.6 cm	1.812 in
Radius of gyration (ry)	3.74 cm	1.471 in