RHS 290x230x9.5 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 290x230 (México) · Caño estructural 290x230 (Argentina)

The RHS 290x230x9.5 steel profile weighs 72.9 kg/m (48.99 lb/ft), has a depth of 290 mm (11.42 in), flange width 230 mm (9.06 in). Cross-sectional area: 9,286.586 mm². Moment of inertia Ix = 11,273.833 cm⁴, Iy = 7,891.248 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	290 mm	11.42 in
Width (b)	230 mm	9.06 in
Thickness (t)	9.5 mm	0.37 in
Fillet radius (r)	19 mm	0.75 in
Weight	72.9 kg/m	48.99 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	9,286.59 mm²	14.394 in²
Moment of inertia (Ix)	11,273.83 cm⁴	270.85 in⁴
Moment of inertia (Iy)	7,891.25 cm⁴	189.59 in⁴
Elastic section modulus (Sx)	777.51 cm³	47.447 in³
Elastic section modulus (Sy)	686.2 cm³	41.874 in³
Plastic section modulus (Zx)	928.45 cm³	56.658 in³
Plastic section modulus (Zy)	792.64 cm³	48.370 in³
Radius of gyration (rx)	11.02 cm	4.338 in
Radius of gyration (ry)	9.22 cm	3.629 in