RHS 150x100x6.4 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 150x100 cal 3 (México) · Caño estructural 150x100 (Argentina)

The RHS 150x100x6.4 steel profile weighs 23.0 kg/m (15.46 lb/ft), has a depth of 150 mm (5.91 in), flange width 100 mm (3.94 in). Cross-sectional area: 2,930.679 mm². Moment of inertia Ix = 878.382 cm⁴, Iy = 466.83 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 6.4 mm ≈ 3 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	150 mm	5.91 in
Width (b)	100 mm	3.94 in
Thickness (t)	6.4 mm	0.25 in
Fillet radius (r)	12.8 mm	0.50 in
Weight	23.0 kg/m	15.46 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,930.68 mm²	4.543 in²
Moment of inertia (Ix)	878.38 cm⁴	21.10 in⁴
Moment of inertia (Iy)	466.83 cm⁴	11.22 in⁴
Elastic section modulus (Sx)	117.12 cm³	7.147 in³
Elastic section modulus (Sy)	93.37 cm³	5.698 in³
Plastic section modulus (Zx)	144.36 cm³	8.809 in³
Plastic section modulus (Zy)	109.04 cm³	6.654 in³
Radius of gyration (rx)	5.47 cm	2.155 in
Radius of gyration (ry)	3.99 cm	1.571 in