RHS 290x230x10.3 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 290x230x10.3 steel profile weighs 78.6 kg/m (52.83 lb/ft), has a depth of 290 mm (11.42 in), flange width 230 mm (9.06 in). Cross-sectional area: 10,014.435 mm². Moment of inertia Ix = 12,068.3 cm⁴, Iy = 8,441.348 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)	10.3 mm	0.41 in
Fillet radius (r)	20.6 mm	0.81 in
Weight	78.6 kg/m	52.83 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	10,014.43 mm²	15.522 in²
Moment of inertia (Ix)	12,068.3 cm⁴	289.94 in⁴
Moment of inertia (Iy)	8,441.35 cm⁴	202.80 in⁴
Elastic section modulus (Sx)	832.3 cm³	50.790 in³
Elastic section modulus (Sy)	734.03 cm³	44.793 in³
Plastic section modulus (Zx)	997.29 cm³	60.859 in³
Plastic section modulus (Zy)	851.17 cm³	51.942 in³
Radius of gyration (rx)	10.98 cm	4.322 in
Radius of gyration (ry)	9.18 cm	3.615 in