RHS 260x140x8.8 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 260x140 (México) · Caño estructural 260x140 (Argentina)

The RHS 260x140x8.8 steel profile weighs 51.3 kg/m (34.45 lb/ft), has a depth of 260 mm (10.24 in), flange width 140 mm (5.51 in). Cross-sectional area: 6,530.815 mm². Moment of inertia Ix = 5,649.226 cm⁴, Iy = 2,148.108 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	260 mm	10.24 in
Width (b)	140 mm	5.51 in
Thickness (t)	8.8 mm	0.35 in
Fillet radius (r)	17.6 mm	0.69 in
Weight	51.3 kg/m	34.45 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,530.81 mm²	10.123 in²
Moment of inertia (Ix)	5,649.23 cm⁴	135.72 in⁴
Moment of inertia (Iy)	2,148.11 cm⁴	51.61 in⁴
Elastic section modulus (Sx)	434.56 cm³	26.518 in³
Elastic section modulus (Sy)	306.87 cm³	18.727 in³
Plastic section modulus (Zx)	542.42 cm³	33.100 in³
Plastic section modulus (Zy)	352.48 cm³	21.509 in³
Radius of gyration (rx)	9.3 cm	3.662 in
Radius of gyration (ry)	5.74 cm	2.258 in