RHS 230x120x8.2 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 230x120x8.2 steel profile weighs 41.6 kg/m (27.95 lb/ft), has a depth of 230 mm (9.06 in), flange width 120 mm (4.72 in). Cross-sectional area: 5,297.882 mm². Moment of inertia Ix = 3,530.592 cm⁴, Iy = 1,273.687 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)	8.2 mm	0.32 in
Fillet radius (r)	16.4 mm	0.65 in
Weight	41.6 kg/m	27.95 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	5,297.88 mm²	8.212 in²
Moment of inertia (Ix)	3,530.59 cm⁴	84.82 in⁴
Moment of inertia (Iy)	1,273.69 cm⁴	30.60 in⁴
Elastic section modulus (Sx)	307.01 cm³	18.735 in³
Elastic section modulus (Sy)	212.28 cm³	12.954 in³
Plastic section modulus (Zx)	385.67 cm³	23.535 in³
Plastic section modulus (Zy)	244.74 cm³	14.935 in³
Radius of gyration (rx)	8.16 cm	3.214 in
Radius of gyration (ry)	4.9 cm	1.930 in