RHS 150x80x11.1 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 150x80 (México) · Caño estructural 150x80 (Argentina)

The RHS 150x80x11.1 steel profile weighs 33.7 kg/m (22.66 lb/ft), has a depth of 150 mm (5.91 in), flange width 80 mm (3.15 in). Cross-sectional area: 4,295.867 mm². Moment of inertia Ix = 1,076.269 cm⁴, Iy = 389.097 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	150 mm	5.91 in
Width (b)	80 mm	3.15 in
Thickness (t)	11.1 mm	0.44 in
Fillet radius (r)	22.2 mm	0.87 in
Weight	33.7 kg/m	22.66 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	4,295.87 mm²	6.659 in²
Moment of inertia (Ix)	1,076.27 cm⁴	25.86 in⁴
Moment of inertia (Iy)	389.1 cm⁴	9.35 in⁴
Elastic section modulus (Sx)	143.5 cm³	8.757 in³
Elastic section modulus (Sy)	97.27 cm³	5.936 in³
Plastic section modulus (Zx)	190.86 cm³	11.647 in³
Plastic section modulus (Zy)	121.23 cm³	7.398 in³
Radius of gyration (rx)	5.01 cm	1.971 in
Radius of gyration (ry)	3.01 cm	1.185 in