RHS 150x100x4.8 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 6 (México) · Caño estructural 150x100 (Argentina)

The RHS 150x100x4.8 steel profile weighs 17.6 kg/m (11.86 lb/ft), has a depth of 150 mm (5.91 in), flange width 100 mm (3.94 in). Cross-sectional area: 2,248.507 mm². Moment of inertia Ix = 695.02 cm⁴, Iy = 371.357 cm⁴.

Cross-section (not to scale)

Gauge equivalent: 4.8 mm ≈ 7 gauge (Manufacturers Standard Gage)

Dimensions

Property	Metric	Imperial
Depth (h)	150 mm	5.91 in
Width (b)	100 mm	3.94 in
Thickness (t)	4.8 mm	0.19 in
Fillet radius (r)	9.6 mm	0.38 in
Weight	17.6 kg/m	11.86 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	2,248.51 mm²	3.485 in²
Moment of inertia (Ix)	695.02 cm⁴	16.70 in⁴
Moment of inertia (Iy)	371.36 cm⁴	8.92 in⁴
Elastic section modulus (Sx)	92.67 cm³	5.655 in³
Elastic section modulus (Sy)	74.27 cm³	4.532 in³
Plastic section modulus (Zx)	112.61 cm³	6.872 in³
Plastic section modulus (Zy)	85.24 cm³	5.202 in³
Radius of gyration (rx)	5.56 cm	2.189 in
Radius of gyration (ry)	4.06 cm	1.600 in