RHS 150x80x9.5 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 150x80x9.5 steel profile weighs 29.6 kg/m (19.92 lb/ft), has a depth of 150 mm (5.91 in), flange width 80 mm (3.15 in). Cross-sectional area: 3,776.586 mm². Moment of inertia Ix = 982.829 cm⁴, Iy = 358.464 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)	9.5 mm	0.37 in
Fillet radius (r)	19 mm	0.75 in
Weight	29.6 kg/m	19.92 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	3,776.59 mm²	5.854 in²
Moment of inertia (Ix)	982.83 cm⁴	23.61 in⁴
Moment of inertia (Iy)	358.46 cm⁴	8.61 in⁴
Elastic section modulus (Sx)	131.04 cm³	7.997 in³
Elastic section modulus (Sy)	89.62 cm³	5.469 in³
Plastic section modulus (Zx)	171.28 cm³	10.452 in³
Plastic section modulus (Zy)	109.26 cm³	6.667 in³
Radius of gyration (rx)	5.1 cm	2.008 in
Radius of gyration (ry)	3.08 cm	1.213 in