RHS 230x120x11.1 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 230x120 (México) · Caño estructural 230x120 (Argentina)

The RHS 230x120x11.1 steel profile weighs 54.6 kg/m (36.71 lb/ft), has a depth of 230 mm (9.06 in), flange width 120 mm (4.72 in). Cross-sectional area: 6,959.867 mm². Moment of inertia Ix = 4,449.843 cm⁴, Iy = 1,586.064 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	230 mm	9.06 in
Width (b)	120 mm	4.72 in
Thickness (t)	11.1 mm	0.44 in
Fillet radius (r)	22.2 mm	0.87 in
Weight	54.6 kg/m	36.71 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,959.87 mm²	10.788 in²
Moment of inertia (Ix)	4,449.84 cm⁴	106.91 in⁴
Moment of inertia (Iy)	1,586.06 cm⁴	38.11 in⁴
Elastic section modulus (Sx)	386.94 cm³	23.613 in³
Elastic section modulus (Sy)	264.34 cm³	16.131 in³
Plastic section modulus (Zx)	495.4 cm³	30.231 in³
Plastic section modulus (Zy)	312.73 cm³	19.084 in³
Radius of gyration (rx)	8 cm	3.148 in
Radius of gyration (ry)	4.77 cm	1.879 in